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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 23.13 MB 12/9/2016
Market Based 1.15 MB 12/9/2016
Aircraft - 47 CFR Part 87
Applications 15.84 MB 5/14/2017
Licenses 10.94 MB 5/21/2017
Amateur Radio Service
Applications 230.57 MB 5/14/2017
Licenses 130.72 MB 5/21/2017
Antenna Structure Registration
Applications 168.3 MB 5/14/2017
Registrations 33.25 MB 5/14/2017
FAA Determinations 33.71 MB 5/14/2017
Airport Facilities - 47 CFR Part 17
Runways 2.99 MB 4/27/2017
Airports 1.39 MB 4/27/2017
Assignments and Transfers
Applications 24.15 MB 5/15/2017
BRS & EBS (Formerly known as MDS/ITFS)
Applications 3.87 MB 5/14/2017
Licenses 3.54 MB 5/21/2017
Cellular - 47 CFR Part 22
Applications 28.47 MB 5/14/2017
Licenses 11.8 MB 5/14/2017
Commercial Radio and Restricted Radiotelephone - FRC
Applications 40.99 MB 5/15/2017
Licenses 39.41 MB 5/21/2017
General Mobile Radio Service (GMRS)
Applications 27.93 MB 5/15/2017
Licenses 15.75 MB 5/21/2017
Land Mobile - Private
Applications 477.44 MB 5/21/2017
Licenses 336.73 MB 5/21/2017
Land Mobile - Commercial
Applications 223.08 MB 5/22/2017
Licenses 84.25 MB 5/21/2017
Land Mobile - Broadcast Auxiliary
Applications 3.19 MB 5/14/2017
Licenses 6 MB 5/21/2017
Maritime Coast & Aviation Ground
Applications 12.31 MB 5/14/2017
Licenses 8.17 MB 5/14/2017
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 19.37 MB 5/14/2017
Licenses 20.78 MB 5/14/2017
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 225.82 MB 5/14/2017
Licenses 118.77 MB 5/21/2017
Ownership
Filings 3.71 MB 5/15/2017
Paging - 47 CFR Part 22
Applications 4.83 MB 5/14/2017
Licenses 4.41 MB 5/14/2017
Ship Radio Service - 47 CFR Part 80
Applications 19.52 MB 5/14/2017
Licenses 31.3 MB 5/21/2017
Spectrum Leasing
Form 603-T Applications 0.15 MB 5/15/2017
Form 608 Applications 8.53 MB 5/15/2017
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.01 MB 5/15/2017

Last reviewed/updated on 05/22/2017.