Reference materials on how to use local APIs (static library) and a dynamic library (DLL on Windows, shared library on Unix)
View Reference GuidesReference materials on how to get data in and out of our REST APIs.
View Quickstart GuidesBrowse and search through Melissa's detailed product information.
View WikiLearn about Melissa's unique digital keys for addresses, individuals and businesses that keep data up to date, streamline matching processes, and boost processing efficiency.
Melissa Address Key | Melissa Identity Key | Melissa Enterprise KeyMelissa Enterprise subscribers submit technical support requests.
A customer support portal account needs to be created to access our support services. Please have your Customer ID ready in order to verify your account.
Access Customer Support PortalMelissa Credit Users contact us regarding credits and usage issues.
Contact UsMelissa Lookups users submit questions, comments, and feedback related to Lookups.
Visit Lookups SupportContact us regarding other technical related issues.
Contact UsSafely report found vulnerabilities.
Submit VulnerabilityTechnical support frequently asked questions.
Read FAQ'sContact Melissa locations for sales, technical support & general information.
View Global OfficesGet information about new features, enhancements, and updates for the most recent releases of Melissa products.
View Release NotesSee Melissa's upcoming and released global initiatives.
View Global RoadmapHaving trouble coding an address, or receiving unexpected results?
Submit AddressMatrix showing address, phone, geocoding & identity coverage for Melissa global products.
View Support CountriesDescriptions of the results returned by our products so you know exactly what was done to your data.
View Result CodesDashboard showing real-time status, response times and outage history.
View StatusMap of current server locations, redundancy, and dynamic response available via AWS.
View LocationsInformation on how Melissa cares for your data and maintains compliance with GDPR, SOC 2, HIPAA and other regulations.
View CertificationsView the release date calendar for our products.
View SchedulesAccess resources and solutions to visualize and understand your data.
Visit Knowledge CenterGet the latest on new features and product advisories.
View Product News & UpdatesRead articles on how to achieve the best results using Melissa's best-of-breed address verification and related services.
Read ArticlesAccess real-time Web APIs for testing and rapid application development.
Access PortalYou can contact Melissa Support in 4 ways:
Chat: Click on the icon at the bottom of the page, and select the contact support option (Disable blockers to ensure smooth experience).
Call: 1-800-635-4772 Option 4.
Email: Tech Support
Customer Support Portal: Access Portal
A monthly subscription of 5,000 lookups is good for either 5,000 lookups or for one month, whichever comes first. A subscription runs for either the number of lookups or for the period of time specified.
Easy! After your purchase, select "Off" from the Auto-Renew Plan's dropdown list on the subscription page.
It renews at the same level as your current plan unless you have specified another plan or have turned the renewal off. Need to change plans? Change it on the subscription page.