Phone & Email Validation
API & Bulk

Fast, accurate, and reliable live phone and email validation for cleaner leads, sharper CRM data, and better bulk list quality.

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Start with 200 free credits. No card required.

Online Forms CRM Integrations Bulk Lists Plug & Play

Why Data Checks

Better data in. Better sales outcomes out.

Bad contact data wastes call time, damages sender reputation, breaks automations, and makes reporting unreliable. Data Checks gives you a simple API and bulk tools to catch problems earlier.

Accurate validation signals

Use structured phone and email checks to separate clean records from invalid, risky, unknown, or badly formatted data. Your team gets practical results they can act on.

Built for speed and reliability

Our validation API is designed for live lead flows, with fast response times and resilient infrastructure to keep checks running when your forms, CRMs, and sales processes depend on them.

Plug-and-play setup

Add validation to web forms, CRM integrations, and bulk data workflows with a straightforward API built to get you checking data quickly.

Where it works

Validate data wherever it enters your business.

Use Data Checks in live lead forms, CRM workflows, or bulk list-cleaning jobs.

Phone number validation

Phone Validation

Validate phone numbers at capture, before they hit your dialler or CRM. Reduce wasted calls, verify active line status, spot formatting issues, and improve the quality of inbound lead data.

Phone Validation API

Email address validation

Email Validation

Validate email addresses at capture, before sending campaigns or creating customer records. Verify deliverability, avoid obvious bad data, and keep your database and workflows cleaner.

Email Validation API

Bulk CSV data cleaning

Bulk Validation

Upload a CSV of phone numbers or email addresses, let Data Checks process it asynchronously, then download a results file ready for segmentation or cleanup.

Bulk Phone ValidationBulk Email Validation

Pricing

Transparent validation credits

Very competitive pricing for a fast, accurate, dependable validation service your forms, CRM flows, and sales teams can rely on.

Start with 200 free credits, no card required. Test the service first, then top up only when you are ready. Credits do not expire.

Phone validation

Credits Per lookup
1,000 $0.0670
5,000 $0.0470
10,000 $0.0369
200,000 $0.0168

Email validation

Credits Per lookup
1,000 $0.0240
5,000 $0.0170
10,000 $0.0133
200,000 $0.0060

Try Data Checks Now for Free

Get started in seconds with 200 free credits. No card required.

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