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Universal Licensing System

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Databases

The Universal Licensing System (ULS) database downloads for specific wireless radio services are available as zip files and are updated weekly. To stay abreast of the daily changes to the databases, you may also download daily transaction files.

NOTE: The 800 MHz Vacated Spectrum Files are not updated on a daily or weekly basis. Look for Public Notices regarding file availability updates.

Some of the database files are very large.

Universal Licensing System (ULS) also provides daily transactions files to these databases.

If you have any comments or questions about this information, please contact Technical Support.

Database Documentation

Antenna Structure Registration Documentation

Ownership Documentation

800 MHz Vacated Spectrum Documentation

Unlicensed Wireless Microphone Registration

Database Downloads
File Size Created
800 MHz Vacated Spectrum
Site Based 18.02 MB 9/26/2013
Market Based 0.71 MB 9/26/2013
Aircraft - 47 CFR Part 87
Applications 13.95 MB 7/27/2014
Licenses 9.79 MB 7/27/2014
Amateur Radio Service
Applications 187.06 MB 7/27/2014
Licenses 116.39 MB 7/27/2014
Antenna Structure Registration
Applications 139.14 MB 7/27/2014
Registrations 31.12 MB 7/27/2014
FAA Determinations 29.66 MB 7/27/2014
Airport Facilities - 47 CFR Part 17
Runways 3.01 MB 5/29/2014
Airports 1.4 MB 5/29/2014
Assignments and Transfers
Applications 20.3 MB 7/27/2014
BRS & EBS (Formerly known as MDS/ITFS)
Applications 3.5 MB 7/27/2014
Licenses 2.34 MB 7/27/2014
Cellular - 47 CFR Part 22
Applications 26.35 MB 7/27/2014
Licenses 11.35 MB 7/27/2014
Commercial Radio and Restricted Radiotelephone - FRC
Applications 33.59 MB 7/27/2014
Licenses 34.57 MB 7/27/2014
General Mobile Radio Service (GMRS)
Applications 23.95 MB 7/27/2014
Licenses 13.71 MB 7/27/2014
Land Mobile - Private
Applications 394.09 MB 7/27/2014
Licenses 309.01 MB 7/27/2014
Land Mobile - Commercial
Applications 215.27 MB 7/27/2014
Licenses 89.59 MB 7/27/2014
Land Mobile - Broadcast Auxiliary
Applications 2.44 MB 7/27/2014
Licenses 5.6 MB 7/27/2014
Maritime Coast & Aviation Ground
Applications 9.74 MB 7/27/2014
Licenses 7.5 MB 7/27/2014
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 15.58 MB 7/27/2014
Licenses 10.73 MB 7/27/2014
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 172.09 MB 7/27/2014
Licenses 95.8 MB 7/27/2014
Ownership
Filings 3.19 MB 7/27/2014
Paging - 47 CFR Part 22
Applications 4.71 MB 7/27/2014
Licenses 4.4 MB 7/27/2014
Ship Radio Service - 47 CFR Part 80
Applications 15.39 MB 7/27/2014
Licenses 29.13 MB 7/27/2014
Spectrum Leasing
Form 603-T Applications 0.15 MB 7/27/2014
Form 608 Applications 3.69 MB 7/27/2014
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.01 MB 7/27/2014

Last reviewed/updated on 07/31/2014.