Single Address Lookup - Check a single or handful of U.S. or international addresses.

Single Address Lookup

Check a single or handful of U.S. or international addresses.

Check an Address
Batch Address Cleansing - Process an entire address list for accuracy & completeness.

Batch Address Cleansing

Process an entire address list for accuracy & completeness.

Upload a File
Address Verification APIs - Build address validation right into your own applications.

Address Verification APIs

Build address validation right into your own applications.

Try Our API

I Want To

I Want To Find New Customers

Find New Customers

I Want To Visit Developer Portal

Visit Developer Portal

I Want To Geocode an Address

Geocode an Address

I Want To Use Lookups

Use Lookups

I Want To Presort Mailing List

Presort Mailing List

Full-Spectrum Data Quality

The results are in!

Identity Verification - Reduce risk, ensure compliance & keep customers happy.

Identity Verification

Reduce risk, ensure compliance & keep customers happy.

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Geocoding Enrichments - Convert addresses into Lat/Long coordinates.

Geocoding Enrichments

Convert addresses into Lat/Long coordinates.

Learn More
Email Verification - Remove up to 95% of bad email addresses from your database.

Email Verification

Remove up to 95% of bad email addresses from your database.

Learn More
Property Enrichments - Gain deeper insight into U.S. property & mortgage data.

Property Enrichments

Gain deeper insight into U.S. property & mortgage data.

Learn More

Why Melissa?

International Address Verification Reference Data for 240+ Countries
Certified Postal Services USPS, Canada Post, Royal Mail, Eircode & Australia Post
Secure & Compliant SOC 2, HIPAA / HITECH & GDPR
Superior Support 99.99% Uptime & In-Country Support
Experienced & Independent 35 Years of Data Quality Expertise
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G2 Crowd's Spring 2021 Report Ranks Melissa as a Leader in Both

Address Verification

We're particularly thrilled to be recognized as a leader in doing what we love - providing top-of-the-line address verification to customers just like you!

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G2 Crowd's Spring 2021 Report Ranks Melissa as a Leader in Address Verification
G2 Crowd's Spring 2021 Report Ranks Melissa as a Leader in Data Quality

Data Quality Software

It's an honor to receive such a prominent position in G2's Data Quality Software Report. It indicates to us that we are meeting the diverse needs of our customers.

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