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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 16.64 MB 6/17/2018
Licenses 11.38 MB 6/17/2018
Amateur Radio Service
Applications 248.58 MB 6/16/2018
Licenses 136.49 MB 6/17/2018
Antenna Structure Registration
Applications 175.37 MB 6/17/2018
Registrations 34.19 MB 6/17/2018
FAA Determinations 35.58 MB 6/17/2018
Airport Facilities - 47 CFR Part 17
Runways 2.98 MB 5/24/2018
Airports 1.38 MB 5/24/2018
Assignments and Transfers
Applications 25.68 MB 6/18/2018
BRS & EBS (Formerly known as MDS/ITFS)
Applications 4.02 MB 6/16/2018
Licenses 3.65 MB 6/17/2018
Cellular - 47 CFR Part 22
Applications 28.6 MB 6/16/2018
Licenses 11.94 MB 6/17/2018
Commercial Radio and Restricted Radiotelephone - FRC
Applications 44.33 MB 6/17/2018
Licenses 41.41 MB 6/17/2018
General Mobile Radio Service (GMRS)
Applications 30.08 MB 6/17/2018
Licenses 16.8 MB 6/17/2018
Land Mobile - Private
Applications 499.57 MB 6/16/2018
Licenses 346.53 MB 6/17/2018
Land Mobile - Commercial
Applications 226.32 MB 6/16/2018
Licenses 82.62 MB 6/17/2018
Land Mobile - Broadcast Auxiliary
Applications 3.37 MB 6/16/2018
Licenses 6.09 MB 6/17/2018
Maritime Coast & Aviation Ground
Applications 13.16 MB 6/17/2018
Licenses 8.39 MB 6/17/2018
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 20.53 MB 6/16/2018
Licenses 36.76 MB 6/17/2018
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 246.85 MB 6/16/2018
Licenses 126.54 MB 6/17/2018
Ownership
Filings 3.95 MB 6/17/2018
Paging - 47 CFR Part 22
Applications 4.88 MB 6/16/2018
Licenses 4.44 MB 6/17/2018
Ship Radio Service - 47 CFR Part 80
Applications 21.21 MB 6/17/2018
Licenses 32.12 MB 6/17/2018
Spectrum Leasing
Form 603-T Applications 0.15 MB 6/17/2018
Form 608 Applications 10.71 MB 6/18/2018
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.02 MB 6/17/2018

Last reviewed/updated on 06/18/2018.