Looking for the FullContact Address Book App? You can now find it at Contacts+

Learn More

Improve email deliverability by eliminating hard bounces, reducing spam complaints and minimizing fraud.

Email verification identifies whether an email address is valid and deliverable. It works by performing multiple checks on the syntax, domain, mail server and account — also increasing data quality by helping you catch mistyped email addresses and prompt customers to make corrections.

Validate & Clean Your Email List

Maintain accurate, valid email lists with email verification enabling increased business performance by reducing bounce rates.

Reduce Cost

Remove invalid, harmful addresses from your email lists. Enhance your deliverability rate and maximize the ROI of your email marketing campaigns by cutting wasteful spend related to incorrect or incomplete data.

Ensure Customer Experience

Meet customers’ expectations and tailor interactions across channels.


Easy integration into any application to speed time to delivery and reduce the number of returned emails.

Real-time deployment with no need to install software.

No set-up fees and pricing based on the number of verified/corrected addresses.

Available as a stand-alone product or as part of any FullContact solution.

Sign up for a trial plan and start testing now.