| Query | Brief Query Description |
|---|---|
| Quick Searches | |
| Callsign | Quick license search by Callsign. |
| Detailed Searches | |
| Licensee | Detailed search based on Licensee data. This search only operates on administrative data such as Licensee Name, Address State, FRN. Results are presented with only administrative information. |
| Site / Market / Frequency | Searches on Site and Frequency data such as Location, State/County, Frequency. This search includes ULS Market queries if a latitude / longitude location specification is not entered. |
This system searches the following database: Universal Licensing System (licenses from the FCC's public ULS weekly and daily files; see About the data for the services loaded).
| Other SpectrumLookup Searches | |
|---|---|
| ULS License Search | ULS-style quick search by Call Sign, Licensee Name or FRN. |
| Advanced / Geographic | ULS-style advanced search: radio service, status, state/county/city, lat/long radius, frequency, paging and sorting. |
| Modern view | All filters on one form, with frequency, band and radius search. |
Callsign – enter a call sign; with Wildcard Search checked, all call signs beginning with the text are listed (you may also use * anywhere). Only current (Active) licenses are shown. Licensee – Licensee Name (with Wildcard Search: all words anywhere in the name; without: name begins with the text), licensee address State and Zip Code, FRN, and grant / expiration date ranges. Site / Market / Frequency – transmitter-site State and County, frequency Begin/End (Begin alone matches that frequency), and a Point, Point Radius or Box location in degrees / minutes / seconds. Results link to the license's detail page.
DISCLAIMERSpectrumLookup is an independent, unofficial mirror of FCC ULS public data. It is not affiliated with, endorsed by, or operated by the Federal Communications Commission, and this page is not an FCC system. Data may lag or differ from the official record; for official purposes use the FCC's own systems. Provided as is, without warranty.