Contact Data Validation API - Email, Phone, Address, Lead

Email check, verify, validate

anchor/email-check-verify-validate

Email Check, verify and validate in seconds: Unlimited

Verify a whole contact record in one call: the email address, the phone number and the postal address, each with its own verdict and detail code. Get the corrected and standardised postal address back, plus line type and county. Real time or bulk lists. Pay per result.

Validate phone numbers worldwide and return carrier, line type, and location data as structured JSON. Use it to clean contact lists, block invalid signups, and route SMS traffic reliably.

Verify email addresses for deliverability and validity. Check if emails exist, detect disposable addresses, and validate format. Perfect for list cleaning, lead validation, and email marketing campaigns.

Validate phone numbers at scale — format, line type, carrier and country — from offline libphonenumber. No paid key needed. B2B lead hygiene.

Append an email address to a name and postal address, pull the age, income, household and interests behind an address, verify deliverability with a reason code and typo correction, find a person's other addresses, and check phone line type, carrier and connection status. Pay per result.

Extract emails, phone numbers and social links from any list of websites — with contact-page crawling and email validation. Bulk B2B lead enrichment, pay per result.

Email Validation API - Bulk Verify

alizarin_refrigerator-owner/email-validation-api

Validate email addresses at scale. Check deliverability, detect disposable emails, verify MX records & identify role-based addresses. Reduce bounce rates.

Verify and standardise postal addresses in 245 countries with a match grade per address, plus email verification with a risk score, phone validation with network and number type, forward and reverse geocoding, and UK bank account checks. Pay per result.

Phone number validator, carrier checker and line type lookup. Validate, parse and enrich numbers with country, carrier, line type (mobile, landline, VoIP), timezone and E.164 formatting. Bulk phone list cleaning for CRM, SMS and leads. No API key required… Try free — no API key, instant results.