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With this free email validation service you can easily verify if an email address is real and valid. We also offer Email List Verification & Cleaning and an Online API for Email Verification.

Mail Validator - email validator, verifies that email addresses are valid.

ListWise HQ is a web based email address validation service that helps bulk marketers keep their email marketing lists clean and free of bounces

Verifalia is a web-based email validation service which allows to upload and validate lists of email addresses.

SmartyStreets is the leading mailing list software and address hygiene services provider. We provide on-demand USPS CASS Scrubbing and postal address verification, validation, certification, and standardization services that are CASS-Certified(TM) by...

A Real-time Email Validation Company! DATA IS KING. Real-Time Data Validation helps you treat it that way. Our process ensures that you capture and validate prospect’s and customer’s data as they enter it on your forms or registration pages – i...

Email Validator, free download. Email Validator 2.1: Asp.net Email Validator finds invalid email addresses without acctually sending email..

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Real-time email validation and lead scoring for list hygiene, lead qualification and targeting.