Search by call sign, NPSPAC region, frequency range, and more.

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

Search the FCC Universal Licensing System database for land mobile radio licenses, frequencies, and contact information. Enter a specific callsign to view detailed license information, frequencies, and …

To research FCC licenses and call signs in the U.S. states and its territories, use the links in the table below. Information of FCC granted licenses and call signs.

Jun 25, 2025 · Explore granular search interfaces into more than 40 specialized FCC databases such as radio call signs and equipment authorization.

For the latest up-to-date information you can search the FCC's live data by clicking here. For the RadioQTH lookup below, once the results come back you can click on the call sign and get a …

Each red dot represents one or more hams with a street address in the FCC database. Take a look at the HamCall DVD, produced monthly with the latest FCC and Internet data!

4 days ago · Get authoritative guidance on searching the FCC database to verify Ham license status, class, and owner details easily.

This form searches the database for call sign records matching the submitted query. It returns any records matching the query as well as any available call signs matching the query.

RadioReference.com maintains a complete copy of both the Private and Public FCC License database for use of our members. You can start querying FCC information directly from the Database page.