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Best B2B Contact Data Providers in 2026: 10 Tools Compared by Company Size and Requirements

Updated October 26, 2026 · 10 tools · Facts checked against vendor pages · How we review

Apollo.io and Lusha are the easiest starting points among B2B contact data providers because both have a free plan and published seat prices. Cognism fits teams selling into Europe that need verified mobile numbers, People Data Labs suits developers who want an API, and ZoomInfo GTM Workspace targets mid-market and enterprise revenue teams.

This page is for sales, recruiting and marketing leaders who are comparing B2B contact data providers and want to know which product fits their team before they sit through demos. The tools are grouped by company size and requirements, from free plans for single reps to quote-only contracts for enterprise teams. Use the requirement lists below to write a request on SaaSBid, then compare the offers vendors send back on credits, regions and phone data.

Top picks by situation

  • A 5-person outbound team starting from zero

    Apollo.io

    There is a free plan, and Basic costs $49 per seat each month on annual billing with 30,000 credits per seat per year, plus Salesforce and HubSpot links.

    From: $49 per seat per month billed annually (Basic)

  • A solo rep who needs quick lookups

    Lusha

    The free plan grants 40 credits a month, Starter lists 400 at $37.45 per month billed annually, and the product works through a browser-based lookup.

    From: $37.45/month billed annually (Starter)

  • A small team piloting a provider with clear credits

    UpLead

    Essentials gives 170 credits per month and Plus gives 400, with a free trial and connections to Salesforce, HubSpot, Zoho and Pipedrive.

    From: $74/month billed annually (Essentials)

  • An EMEA sales team of 8 that calls prospects

    Cognism

    The vendor focuses on verified contacts and mobiles for European prospecting, with a 5-seat minimum and a quote-based package.

    From: Contact sales

  • An agency filling gaps left by other tools

    FullEnrich

    A waterfall across more than 20 providers charges only for verified results, and there is no per-seat fee, since every plan allows unlimited users.

    From: Pro: 1,000 credits per month, EUR 0.055 per credit shown on pricing…

  • A product team embedding enrichment in its own app

    People Data Labs

    The API is the main interface, and bulk licenses can be delivered to Snowflake, AWS or GCP.

    From: Free (100 credits/mo, contact data hidden)

B2B Contact Data Providers comparison table

B2B Contact Data Providers compared
ToolBest forStarting priceFree planFree trial
ZoomInfo GTM Workspace Teams that need broad account intelligence alongside CRM workflows Contact sales Not stated Not stated
Apollo.io Small teams seeking prospect data and outbound sequences in one tool $49 per seat per month billed annually (Basic) Yes Yes
Cognism Teams with European prospecting and mobile verification requirements Contact sales Not stated Not stated
Lusha Quick contact lookups and gradual expansion from a free plan $37.45/month billed annually (Starter) Yes Not stated
RocketReach Individual sellers and recruiters who want a browser extension lookup Team plans from $6K per year (vendor) Not stated Not stated
Lead411 Teams needing direct dials and a visible entry price $900/year per user (Basic) No Yes
Seamless Outbound teams that want contact discovery with enrichment workflows Contact sales Yes Not stated
UpLead Buyers wanting transparent contact-credit pricing and a self-serve pilot $74/month billed annually (Essentials) No Yes
People Data Labs Developers and data teams embedding enrichment via API Free (100 credits/mo, contact data hidden) Yes Not stated
FullEnrich Outbound teams that want one credit-based tool to fill email and mobile gaps left by Apollo or Hunter Pro: 1,000 credits per month, EUR 0.055 per credit shown on pricing… No Yes

What are B2B contact data providers?

B2B contact data providers maintain large databases of business professionals and companies. A record usually holds a work email, a direct dial or mobile number, a job title and firmographic details such as company size and industry. Sales reps search the database to build prospect lists, recruiters look up candidates, and marketers enrich CRM records that are missing fields. Access comes through a web app, a browser extension or an API. Because every vendor sources and verifies its data differently, the choice of a B2B contact data provider affects bounce rates and call connect rates directly.

Core capabilities

  • Prospect search and filters

    Lets users find people and accounts by title, industry, company size, location and technology in use.

  • Verified emails

    Supplies work email addresses that have been checked, so outbound campaigns bounce less.

  • Direct dials and mobile numbers

    Returns phone numbers that reach the person, which matters most to teams that call.

  • CRM and data enrichment

    Fills missing fields on existing records in Salesforce, HubSpot and other tools, in bulk or through an API.

  • Intent and buying signals

    Flags accounts that research a topic or show growth triggers so reps can prioritize outreach.

  • Credit and seat controls

    Meters how many contacts a user can reveal or export, which shapes cost and daily workflow.

The 10 best B2B contact data providers, reviewed

1

ZoomInfo GTM Workspace covers contact and company research plus account and buyer signals for revenue teams. It targets mid-market and enterprise organizations that work in Salesforce. Terms, seats, data credits and add-ons are set in a custom annual contract, and no price is published.

  • 1-10: poor fit
  • 11-50: poor fit
  • 51-500: strong fit
  • 500+: strong fit

Best for

  • Teams that need broad account intelligence alongside CRM workflows
  • Organizations seeking B2B contact and company research

Look elsewhere if

  • Request a written quote covering seats, export credits, contract term and renewal terms; data accuracy varies by market.

Key features

Data accuracy and verification
Up to 95% accuracy on first-party data; records continuously reverified
Regional coverage
Strongest in North America; 200M+ profiles outside it, EMEA and APAC growing
Direct dials and mobile numbers
120M+ direct dials; direct dial and mobile numbers in Sales plans
Search filters and intent signals
300+ attributes such as tech stack and funding; intent signals on Copilot Advanced and up
CRM integrations and API
Salesforce, HubSpot, Marketo, Outreach, Salesloft; one-click CRM export
Pricing model
Custom annual contract priced by seats, data credits and add-ons
Target company size
Mid-market and enterprise revenue organizations

Full ZoomInfo GTM Workspace profileRequest an offer

2

Apollo.io

$49 per seat per month billed annually (Basic)

Apollo.io combines B2B contacts and companies with list building and outbound sequences. It suits small teams and growing outbound groups. Plans run from a free tier to Organization at $119 per seat per month on annual billing, and credits are counted per seat each year.

  • 1-10: strong fit
  • 11-50: strong fit
  • 51-500: strong fit
  • 500+: no data

Best for

  • Small teams seeking prospect data and outbound sequences in one tool
  • Organizations seeking B2B contacts and companies

Look elsewhere if

  • Track credit consumption for exports and phones, and test record accuracy in your own territory.

Key features

Data accuracy and verification
Seven-step email verification, stated 98% accuracy; phone verified in real time
Direct dials and mobile numbers
Refreshed mobile numbers and direct dials, unlocked with credits
Search filters and intent signals
65+ filters incl. job changes, funding rounds and Bombora intent data
CRM integrations and API
Salesforce, HubSpot, Outreach, Salesloft, Marketo; API listed on Custom plans
Pricing model
Per seat: $49 Basic, $79 Professional, $119 Organization (annual billing)
Target company size
SMB, mid-market and outbound teams

What users like

  • Ease of use 1,587 mentions
  • Lead generation 1,349 mentions
  • Features 1,321 mentions

Common complaints

  • Missing features 559 mentions
  • Inaccurate data 469 mentions
  • Learning curve 458 mentions

Pros and cons tags from G2's reviews page, read October 26, 2026.

Full Apollo.io profileRequest an offer

3

Cognism

Contact sales

Cognism focuses on verified B2B contacts and mobile numbers with firmographic and technographic filters. It is aimed at mid-market and enterprise teams, particularly in EMEA. Pricing is a quote with a package and contact credits, and teams need at least five seats.

  • 1-10: poor fit
  • 11-50: workable
  • 51-500: strong fit
  • 500+: strong fit

Best for

  • Teams with European prospecting and mobile verification requirements
  • Organizations seeking verified B2B contacts and mobiles

Look elsewhere if

  • Solo sellers and teams smaller than the 5-seat minimum

Key features

Data accuracy and verification
Phone-verified mobiles with manual and automated checks; 16 DNC lists screened
Regional coverage
Director-level coverage in Europe and the US; positioned as European B2B data
Direct dials and mobile numbers
Phone-verified mobiles; on-demand verification and premium mobile filter on Pro
Search filters and intent signals
Firmographic, technographic and signal filters; Bombora intent (up to 12 topics) on Pro
CRM integrations and API
Salesforce, HubSpot, Pipedrive, Dynamics, Bullhorn, Salesloft, Outreach; API and MCP
Pricing model
Quote-based package and contact credits
Target company size
Mid-market and enterprise B2B teams, particularly EMEA

What users like

  • Ease of use 216 mentions
  • Contact data 193 mentions
  • Data accuracy 169 mentions

Common complaints

  • Inaccurate data 99 mentions
  • Wrong phone numbers 62 mentions
  • Outdated contacts 58 mentions

Pros and cons tags from G2's reviews page, read October 26, 2026.

Full Cognism profileRequest an offer

4

Lusha

$37.45/month billed annually (Starter)

Lusha supplies verified business emails and phones through browser-based research. It serves individual sellers, small businesses and revenue teams. Monthly credits rise from 40 on Free to 3,400 on Premium, and bulk enrichment arrives with Starter.

  • 1-10: strong fit
  • 11-50: strong fit
  • 51-500: workable
  • 500+: no data

Best for

  • Quick contact lookups and gradual expansion from a free plan
  • Organizations seeking verified business emails and phones

Look elsewhere if

  • Credits and seat allowances differ by plan; confirm how many credits each reveal consumes.

Key features

Data accuracy and verification
Stated 98% email accuracy and 85% US / 86% global phone accuracy
Regional coverage
515M+ contacts, 132M+ in the US; no country list published
Direct dials and mobile numbers
Direct dials; phone reveal costs 5 credits, each shows its last update date
Search filters and intent signals
26 dated buying signal types such as job changes, funding and hiring
CRM integrations and API
Salesforce, HubSpot, Zoho, Pipedrive, Bullhorn, monday; API and MCP
Pricing model
Credit and seat bundles; annual pricing shown
Target company size
Individual sellers, SMB and revenue teams

Full Lusha profileRequest an offer

5

RocketReach

Team plans from $6K per year (vendor)

RocketReach is a contact lookup database with email and phone data, sold as self-serve individual plans and annual team plans from $6K a year. Teams of five or more get SSO.

  • 1-10: strong fit
  • 11-50: strong fit
  • 51-500: workable
  • 500+: no data

Best for

  • Individual sellers and recruiters who want a browser extension lookup
  • Teams of 5+ wanting SSO and technographics on an annual plan

Look elsewhere if

  • Teams that need current published individual prices

Key features

Data accuracy and verification
Vendor claims up to 98% accuracy for A-grade emails; 500M emails and phones verified per quarter
Regional coverage
Not stated; vendor mentions international phone numbers
Direct dials and mobile numbers
Phone lookups included from Pro and in team plans
Search filters and intent signals
Technographics and 12 intent topics per team on custom plans
CRM integrations and API
Native Salesforce, HubSpot, Outreach, Zapier, browser extension; API with custom packages from $6K
Pricing model
Per seat; monthly plans meter lookups, annual plans meter exports
Target company size
Individuals to teams of 5+
How you buy
Online or through sales
Single sign-on
Custom team plans

Full RocketReach profileRequest an offer

6

Lead411

$900/year per user (Basic)

Lead411 offers business emails and direct-dial phones plus growth and intent triggers. It targets small businesses and outbound sales teams. Basic costs $900 per user per year and covers US contacts, so international needs call for the Enterprise quote.

  • 1-10: workable
  • 11-50: strong fit
  • 51-500: workable
  • 500+: no data

Best for

  • Teams needing direct dials and a visible entry price
  • Organizations seeking business emails and direct-dial phones

Look elsewhere if

  • Teams that need international contacts on the Basic plan, which covers US contacts

Key features

Data accuracy and verification
Stated 96%+ email deliverability; machine learning, human and real-time email checks
Regional coverage
International data included in subscriptions; countries not listed
Direct dials and mobile numbers
Verified direct-dial mobile numbers included in subscriptions
Search filters and intent signals
30,000+ technologies, hiring and funding triggers; Bombora intent on Pro
CRM integrations and API
Salesforce, HubSpot, Outreach, Pipedrive; Lead Enrichment API
Pricing model
Per-user contact allowance; annual or monthly Basic; Enterprise quote
Target company size
SMB and outbound sales teams

Full Lead411 profileRequest an offer

7

Seamless

Contact sales

Seamless provides B2B contact lookup with phone and email research and links to Salesforce, HubSpot, Salesloft and Outreach. A free tier has limited credits. Paid credit volumes come by quote, so the price is not visible before talking to the vendor.

  • 1-10: workable
  • 11-50: strong fit
  • 51-500: strong fit
  • 500+: workable

Best for

  • Outbound teams that want contact discovery with enrichment workflows
  • Organizations seeking B2B contact lookup

Look elsewhere if

  • Evaluate data quality with a sample; check export credits and any optional enrichment add-ons.

Key features

Data accuracy and verification
Real-time search verifies contacts; credits refunded automatically for invalid emails
Direct dials and mobile numbers
414M+ phone numbers incl. cell phones and direct dials
Search filters and intent signals
Buyer intent and job change data offered alongside prospecting
CRM integrations and API
6,000+ tool connections, CRM Enrich; API and MCP
Pricing model
Credits; paid tiers by quote
Target company size
SMB through enterprise prospecting teams

Full Seamless profileRequest an offer

8

UpLead

$74/month billed annually (Essentials)

UpLead offers contact and company search with verified business emails and mobile direct dials. Solo prospectors and small sales teams are its audience. Essentials costs $74 a month on annual billing, and Essentials and Plus are single-user accounts.

  • 1-10: strong fit
  • 11-50: strong fit
  • 51-500: no data
  • 500+: no data

Best for

  • Buyers wanting transparent contact-credit pricing and a self-serve pilot
  • Organizations seeking contact and company search

Look elsewhere if

  • Compare annual credits with expected unlock volume; Essentials and Plus are single-user accounts.

Key features

Data accuracy and verification
95%+ accuracy stated; emails verified in real time on export
Regional coverage
Global data, 200M+ leads; no regional breakdown published
Direct dials and mobile numbers
Mobile and direct dials on every plan, including the trial
Search filters and intent signals
50+ filters; buyer intent data on Professional only
CRM integrations and API
Salesforce, HubSpot, Zoho, Pipedrive, Dynamics; full API on Professional
Pricing model
Per-user plan with contact unlock credits
Target company size
Solo prospectors, SMB and small sales teams

Full UpLead profileRequest an offer

9

People Data Labs

Free (100 credits/mo, contact data hidden)

People Data Labs is an API-first provider of person and company data. A free tier gives 100 credits a month but hides contact fields, and Pro starts at $98 for 350 credits. Enterprise buyers can license data, and SSO is limited to the Enterprise plan.

  • 1-10: workable
  • 11-50: strong fit
  • 51-500: workable
  • 500+: strong fit

Best for

  • Developers and data teams embedding enrichment via API
  • Companies that want bulk data licenses delivered to Snowflake, AWS or GCP

Look elsewhere if

  • Sales reps wanting a point-and-click prospecting UI
  • Buyers who need per-record prices before talking to sales (none published)

Key features

Data accuracy and verification
No verification method explained; vendor says accurate contact information and compliant sourcing
Regional coverage
Not stated on pricing or home page
Direct dials and mobile numbers
Available in paid plans; hidden on Free
Search filters and intent signals
Enrich, search and autocomplete APIs
CRM integrations and API
Public API, Snowflake and Databricks sharing, AWS/GCP/Snowflake feeds, Zapier, Make
Pricing model
Credits; Pro from 350 per month, enterprise volume pricing
Target company size
Developers and data teams
How you buy
Online up to Pro, sales above
Single sign-on
Enterprise
SOC 2
Type II

Full People Data Labs profileRequest an offer

10

FullEnrich

Pro: 1,000 credits per month, EUR 0.055 per credit shown on pricing…

FullEnrich is a waterfall enrichment tool that queries many data providers in sequence for work emails and mobile numbers. Pricing is by credit with unlimited users. A mobile number costs ten times a work email, and there is no LinkedIn extension.

  • 1-10: strong fit
  • 11-50: strong fit
  • 51-500: workable
  • 500+: no data

Best for

  • Outbound teams that want one credit-based tool to fill email and mobile gaps left by Apollo or Hunter
  • Small teams that do not want per-seat pricing

Look elsewhere if

  • Teams that need a LinkedIn browser extension for prospecting
  • Buyers who want a full prospecting database with sequencing

Key features

Data accuracy and verification
Waterfall across 20+ providers; vendor claims about an 80% find rate; charges only for verified results
Regional coverage
US and Canada, EMEA, LATAM and APAC; vendors picked by lead location
Direct dials and mobile numbers
Mobile numbers cost 10 credits each; found via waterfall
Search filters and intent signals
30+ people and company search filters; no intent signals listed
CRM integrations and API
API, MCP server, HubSpot push and enrichment, no-code integrations on Pro
Pricing model
Credit-based, unlimited users, rollover 3 or 12 months
Target company size
Small to mid-size outbound teams, agencies, recruiters (vendor lists sales, marketing, RevOps, recruiters)
How you buy
Buy online
Single sign-on
Google SSO in plan table; custom IdP is an add-on
SOC 2
Type 2

Full FullEnrich profileRequest an offer

How to choose B2B contact data providers

Data accuracy and verification

This is about how reliable emails and phones are once you use them. Strong providers explain how records are verified and offer a remedy for bounces, or charge only for verified results. Weak ones make broad accuracy claims without a method, so you should test a sample.

Regional coverage

Regional coverage shows where the database is deep and where it is thin. Strong providers publish their focus, such as EMEA, and let you test matches in your territory. Weak ones say little about geography, leaving you to find the gaps after buying.

Direct dials and mobile numbers

This criterion looks at how well a vendor supplies numbers that reach a real person. Strong tools include direct dials or mobiles in their paid plans and explain credit use. Weak tools hide phone data behind higher plans or charge many credits for each number.

Search filters and intent signals

Filters decide how precisely you can target accounts by firmographics, technology and signals. Strong tools offer detailed search and intent topics at accessible plans. Weak ones offer basic title and location search, or limit intent features to the top tier.

CRM integrations and API

This describes how the data reaches your CRM and other tools. Strong providers offer native connections to Salesforce and HubSpot, bulk enrichment and a documented API. Weak ones only export lists or restrict the API to custom packages.

Pricing model

This covers how the product is billed, such as per seat, by credit or by quote, and what each credit buys. Strong models state allowances clearly and let unused credits roll over. Weak ones hide credit use for phones and exports or give no price before a call.

Target company size

This shows which team sizes a provider was built for. Solo-friendly tools offer free plans and monthly credits, while enterprise products add seat minimums, contracts and SSO. A mismatch means paying for features you will not use or hitting limits quickly.

B2B Contact Data Providers FAQ

What are B2B contact data providers?

They are vendors that sell access to databases of business contacts and companies. A record can include a work email, a phone number, a title and company details. Sales, recruiting and marketing teams use them to build lists and enrich their CRM.

Which B2B contact data provider is best for small teams?

Apollo.io, Lusha and UpLead publish plans that suit small teams, and Apollo.io and Lusha have free tiers. FullEnrich has no per-seat fee, which helps when several people share a pool of credits. Test accuracy on your own target list first.

Which provider is best for European prospecting?

Cognism is described as strong for European prospecting and mobile verification, and it is aimed at EMEA teams. It requires at least five seats and uses quote-based pricing. Ask every vendor for sample matches in your countries.

What is waterfall enrichment?

Waterfall enrichment queries several data providers in sequence until one returns a verified result. FullEnrich works this way across more than 20 providers and charges only for verified results. It can fill gaps that a single database leaves open.

Which providers offer an API?

People Data Labs is built around its API, and RocketReach offers API access with custom packages. FullEnrich lists an API and an MCP server, and Salesforce and HubSpot links are common across the others. Confirm whether API access is included in your plan.

What should I include in a request for a contact data provider?

List your target countries and job titles, how many reps will use it, whether you need mobile numbers, your CRM and the volume of records to enrich. Add a trial wish and a budget range so vendors quote comparable plans.

The SaaSBid view: fit, buying and security

B2B Contact Data Providers market map

Horizontal: the company size each tool fits best, from our fit ratings. Vertical: the lowest published price per user and month. Hollow dots have a free plan.

  • Apollo.io: fits 11-50 people best, from $49 per seat per month billed annually (Basic)
  • Lusha: fits 11-50 people best, from $37.45/month billed annually (Starter)
  • Lead411: fits 11-50 people best, from $900/year per user (Basic)
  • Seamless: fits 51-500 people best, from Contact sales
  • People Data Labs: fits 51-500 people best, from Free (100 credits/mo, contact data hidden)

5 tools without a published per-user price or fit data are not shown.

How you buy each B2B contact data provider

Can you start online, or do you need a demo and a quote first? Taken from each vendor's pricing page. A dash means the vendor does not publish it. Quote-only vendors are where a request on SaaSBid saves the most time.

ToolHow you buyFree trialContractOnboarding fee
RocketReachOnline or through sales–individual: monthly or annual; teams: annual onlynone stated
People Data LabsOnline up to Pro, sales above–Pro monthly or annual; Enterprise annual contracts–
FullEnrichBuy online–monthly or yearly billing; Enterprise flexible billing–

Security and data protection compared

What your IT and legal team will ask, from each vendor's trust center, security page and legal documents. A dash means we found nothing public, which is a question for your request.

ToolSOC 2ISO 27001Public DPAEU hostingSSO fromSCIM fromAudit logs from
RocketReachNot publishedNot publishedNot publishedNot publishedCustom team plans––
People Data LabsType IIYesNot publishedNot publishedEnterprise––
FullEnrichType 2Not publishedPublic DPANot publishedGoogle SSO in plan table; custom IdP is an add-on––

Which B2B contact data provider fits your company size

Fit of each tool by company size
Tool1-10 people11-50 people51-500 people500+ people
ZoomInfo GTM WorkspacePoor fitPoor fitStrong fitStrong fit
Apollo.ioStrong fitStrong fitStrong fitNo data
CognismPoor fitWorkableStrong fitStrong fit
LushaStrong fitStrong fitWorkableNo data
RocketReachStrong fitStrong fitWorkableNo data
Lead411WorkableStrong fitWorkableNo data
SeamlessWorkableStrong fitStrong fitWorkable
UpLeadStrong fitStrong fitNo dataNo data
People Data LabsWorkableStrong fitWorkableStrong fit
FullEnrichStrong fitStrong fitWorkableNo data

Strong fitWorkablePoor fitNo data from the vendor

Ratings reflect each vendor's stated audience, minimum seat counts, free plan limits and whether enterprise options such as SSO or data licensing are listed. Cells stay empty when the vendor says nothing about a size.

  • 1-10 people

    Small teams want low entry cost and flexible credits. Apollo.io, Lusha and UpLead publish prices, FullEnrich has no per-seat fee, and RocketReach sells individual plans. Cognism requires five seats, so it only fits the top of this range.

  • 11-50 people

    Shared credits, CRM links and reporting start to matter. Apollo.io, Lusha, Lead411, Seamless and Cognism are all listed for teams of this size. Check how credits are counted per seat and whether phone numbers cost extra.

  • 51-500 people

    Mid-sized teams need account signals, governance and a contract that scales. ZoomInfo GTM Workspace, Cognism, Apollo.io and Seamless target this range. Ask for a written quote that lists seats, credits, term and renewal.

  • 500+ people

    Large organizations negotiate custom contracts and look for SSO, licensing and regional coverage. ZoomInfo GTM Workspace, Cognism and People Data Labs list enterprise options. Seamless also names enterprise prospecting teams.

Feature coverage at a glance

Documented features by tool
ToolData accuracy and verificationRegional coverageDirect dials and mobile numbersSearch filters and intent signalsCRM integrations and APIShare
ZoomInfo GTM WorkspaceDocumented: Up to 95% accuracy on first-party data; records continuously reverifiedDocumented: Strongest in North America; 200M+ profiles outside it, EMEA and APAC growingDocumented: 120M+ direct dials; direct dial and mobile numbers in Sales plansDocumented: 300+ attributes such as tech stack and funding; intent signals on Copilot Advanced and upDocumented: Salesforce, HubSpot, Marketo, Outreach, Salesloft; one-click CRM export100%
Apollo.ioDocumented: Seven-step email verification, stated 98% accuracy; phone verified in real timeNot documentedDocumented: Refreshed mobile numbers and direct dials, unlocked with creditsDocumented: 65+ filters incl. job changes, funding rounds and Bombora intent dataDocumented: Salesforce, HubSpot, Outreach, Salesloft, Marketo; API listed on Custom plans80%
CognismDocumented: Phone-verified mobiles with manual and automated checks; 16 DNC lists screenedDocumented: Director-level coverage in Europe and the US; positioned as European B2B dataDocumented: Phone-verified mobiles; on-demand verification and premium mobile filter on ProDocumented: Firmographic, technographic and signal filters; Bombora intent (up to 12 topics) on ProDocumented: Salesforce, HubSpot, Pipedrive, Dynamics, Bullhorn, Salesloft, Outreach; API and MCP100%
LushaDocumented: Stated 98% email accuracy and 85% US / 86% global phone accuracyDocumented: 515M+ contacts, 132M+ in the US; no country list publishedDocumented: Direct dials; phone reveal costs 5 credits, each shows its last update dateDocumented: 26 dated buying signal types such as job changes, funding and hiringDocumented: Salesforce, HubSpot, Zoho, Pipedrive, Bullhorn, monday; API and MCP100%
RocketReachDocumented: Vendor claims up to 98% accuracy for A-grade emails; 500M emails and phones verified per quarterDocumented: Not stated; vendor mentions international phone numbersDocumented: Phone lookups included from Pro and in team plansDocumented: Technographics and 12 intent topics per team on custom plansDocumented: Native Salesforce, HubSpot, Outreach, Zapier, browser extension; API with custom packages from $6K100%
Lead411Documented: Stated 96%+ email deliverability; machine learning, human and real-time email checksDocumented: International data included in subscriptions; countries not listedDocumented: Verified direct-dial mobile numbers included in subscriptionsDocumented: 30,000+ technologies, hiring and funding triggers; Bombora intent on ProDocumented: Salesforce, HubSpot, Outreach, Pipedrive; Lead Enrichment API100%
SeamlessDocumented: Real-time search verifies contacts; credits refunded automatically for invalid emailsNot documentedDocumented: 414M+ phone numbers incl. cell phones and direct dialsDocumented: Buyer intent and job change data offered alongside prospectingDocumented: 6,000+ tool connections, CRM Enrich; API and MCP80%
UpLeadDocumented: 95%+ accuracy stated; emails verified in real time on exportDocumented: Global data, 200M+ leads; no regional breakdown publishedDocumented: Mobile and direct dials on every plan, including the trialDocumented: 50+ filters; buyer intent data on Professional onlyDocumented: Salesforce, HubSpot, Zoho, Pipedrive, Dynamics; full API on Professional100%
People Data LabsDocumented: No verification method explained; vendor says accurate contact information and compliant sourcingDocumented: Not stated on pricing or home pageDocumented: Available in paid plans; hidden on FreeDocumented: Enrich, search and autocomplete APIsDocumented: Public API, Snowflake and Databricks sharing, AWS/GCP/Snowflake feeds, Zapier, Make100%
FullEnrichDocumented: Waterfall across 20+ providers; vendor claims about an 80% find rate; charges only for verified resultsDocumented: US and Canada, EMEA, LATAM and APAC; vendors picked by lead locationDocumented: Mobile numbers cost 10 credits each; found via waterfallDocumented: 30+ people and company search filters; no intent signals listedDocumented: API, MCP server, HubSpot push and enrichment, no-code integrations on Pro100%

A check means the vendor documents the capability publicly (hover for the detail). A dash means we found no public documentation, which is a question to put in your request, not proof the feature is missing.

B2B Contact Data Providers requirements checklist

Use this list to write down what your team actually needs. Sorting requirements into must-have, should-have and nice-to-have is what lets vendors quote accurately instead of pitching their biggest plan.

Must have

  • Verified work emails with a stated bounce guarantee or replacement policyAccuracy claims differ widely, so the remedy for bad data matters.
  • Coverage of the countries we sell intoSome vendors are stronger in North America, and others in Europe.
  • Direct dials or mobile numbers for our target titlesPhone data is usually priced separately and decides value for calling teams.
  • Native connection to our CRMWithout it, enriching records means manual exports.
  • Clear rules for what consumes a creditEmails, phones and exports can each cost a different amount.

Should have

  • Filters for industry, company size, location and technologyPrecise filters keep lists relevant and reduce wasted credits.
  • Bulk enrichment of existing CRM recordsCleaning your current database is often the first project.
  • A browser extension for LinkedIn prospectingReps often research in the browser, and not every tool offers one.
  • GDPR documentation and opt-out handlingEuropean prospecting needs a lawful basis and a clear data source.

Nice to have

  • Intent topics or growth triggersSignals help rank accounts, though they are often limited to higher plans.
  • API access for our own toolsIt lets engineers enrich leads automatically, and some vendors charge extra for it.
  • Single sign-on for the teamLarger companies often need it, and it may be limited to a certain plan.

Turn this checklist into a request

Questions vendors ask before quoting

Have answers ready for these, and your first conversation with a vendor starts at pricing instead of discovery.

  1. How many users need access, and do reps share a credit pool?Seat counts and credit sharing change the contract size.
  2. Which countries and job titles do you target?Regional coverage varies, and the vendor can show real match rates for your territory.
  3. Do you need mobile numbers, or are emails enough?Phone data often costs more credits or sits in a higher plan.
  4. Which CRM and sales tools must the data flow into?Native integrations are included at some vendors and priced separately at others.
  5. How many records do you plan to reveal or export per month?Volume decides between credit packs, annual allowances and custom quotes.
  6. Can we test a sample list before signing?A trial or pilot batch is the best check of accuracy for your own market.

Example request

What a strong B2B contact data providers request looks like
We are a 30-person software company selling to mid-sized manufacturers in Germany, Austria and the Netherlands. Six people work in outbound sales and use HubSpot. We need verified work emails and mobile numbers for operations and finance managers, filters by company size and industry, and bulk enrichment for about 8,000 existing HubSpot contacts. GDPR documentation is required. Reps would like a browser extension, and we may add an API later. We want to test a sample list in the first two weeks and decide within a month. Our budget is in the low to mid four figures per month, preferably on an annual contract.

Write your own request

More vendors listed on SaaSBid

  • UpLeadVerified B2B emails, mobile numbers and intent data

The bottom line

Begin with region and phone needs, since those remove most vendors quickly. Then check credit rules and CRM links against your must-haves, and ask for a sample list to test accuracy yourself. Two or three providers usually remain. A precise request on SaaSBid, with territories, titles, volumes and tools, helps vendors quote the right plan and makes their offers comparable on credits and contract terms.

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