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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 17.15 MB 3/24/2019
Licenses 11.65 MB 3/18/2019
Amateur Radio Service
Applications 259.87 MB 3/23/2019
Licenses 140.15 MB 3/24/2019
Antenna Structure Registration
Applications 182.1 MB 3/24/2019
Registrations 35.36 MB 3/24/2019
FAA Determinations 36.89 MB 3/24/2019
Airport Facilities - 47 CFR Part 17
Runways 2.98 MB 2/28/2019
Airports 1.38 MB 2/28/2019
Assignments and Transfers
Applications 26.94 MB 3/3/2019
BRS & EBS (Formerly known as MDS/ITFS)
Applications 4.07 MB 3/24/2019
Licenses 3.68 MB 3/18/2019
Cellular - 47 CFR Part 22
Applications 28.8 MB 3/24/2019
Licenses 11.94 MB 3/18/2019
Commercial Radio and Restricted Radiotelephone - FRC
Applications 46.75 MB 3/24/2019
Licenses 42.8 MB 3/18/2019
General Mobile Radio Service (GMRS)
Applications 25.73 MB 3/24/2019
Licenses 17.58 MB 3/18/2019
Land Mobile - Private
Applications 516.5 MB 3/23/2019
Licenses 342.36 MB 3/24/2019
Land Mobile - Commercial
Applications 229.83 MB 3/24/2019
Licenses 76.39 MB 3/24/2019
Land Mobile - Broadcast Auxiliary
Applications 3.48 MB 3/24/2019
Licenses 6.13 MB 3/25/2019
Maritime Coast & Aviation Ground
Applications 13.76 MB 3/24/2019
Licenses 8.54 MB 3/18/2019
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 21.64 MB 3/24/2019
Licenses 39.52 MB 3/18/2019
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 263.21 MB 3/24/2019
Licenses 131.63 MB 3/18/2019
Ownership
Filings 4.12 MB 3/24/2019
Paging - 47 CFR Part 22
Applications 4.99 MB 3/24/2019
Licenses 4.49 MB 3/18/2019
Ship Radio Service - 47 CFR Part 80
Applications 22.28 MB 3/24/2019
Licenses 32.63 MB 3/18/2019
Spectrum Leasing
Form 603-T Applications 0.15 MB 3/3/2019
Form 608 Applications 11.81 MB 3/3/2019
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.02 MB 3/3/2019

Last reviewed/updated on 03/24/2019.