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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 23.11 MB 10/5/2015
Market Based 1.15 MB 10/5/2015
Aircraft - 47 CFR Part 87
Applications 15.26 MB 6/19/2016
Licenses 10.58 MB 6/19/2016
Amateur Radio Service
Applications 215.35 MB 6/19/2016
Licenses 125.92 MB 6/19/2016
Antenna Structure Registration
Applications 160.91 MB 6/19/2016
Registrations 32.75 MB 6/19/2016
FAA Determinations 32.37 MB 6/19/2016
Airport Facilities - 47 CFR Part 17
Runways 3 MB 5/26/2016
Airports 1.39 MB 5/26/2016
Assignments and Transfers
Applications 22.49 MB 6/20/2016
BRS & EBS (Formerly known as MDS/ITFS)
Applications 3.74 MB 6/19/2016
Licenses 2.49 MB 6/19/2016
Cellular - 47 CFR Part 22
Applications 28.24 MB 6/19/2016
Licenses 11.62 MB 6/19/2016
Commercial Radio and Restricted Radiotelephone - FRC
Applications 38.48 MB 6/20/2016
Licenses 37.79 MB 6/19/2016
General Mobile Radio Service (GMRS)
Applications 26.46 MB 6/20/2016
Licenses 14.99 MB 6/19/2016
Land Mobile - Private
Applications 456.98 MB 6/19/2016
Licenses 328.81 MB 6/19/2016
Land Mobile - Commercial
Applications 221.37 MB 6/19/2016
Licenses 83.73 MB 6/19/2016
Land Mobile - Broadcast Auxiliary
Applications 3.01 MB 6/19/2016
Licenses 5.92 MB 6/19/2016
Maritime Coast & Aviation Ground
Applications 11.67 MB 6/19/2016
Licenses 8 MB 6/19/2016
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 17.78 MB 6/19/2016
Licenses 15 MB 6/19/2016
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 207.43 MB 6/19/2016
Licenses 111.43 MB 6/19/2016
Ownership
Filings 3.6 MB 6/20/2016
Paging - 47 CFR Part 22
Applications 4.78 MB 6/19/2016
Licenses 4.41 MB 6/19/2016
Ship Radio Service - 47 CFR Part 80
Applications 18.22 MB 6/20/2016
Licenses 30.62 MB 6/19/2016
Spectrum Leasing
Form 603-T Applications 0.15 MB 6/20/2016
Form 608 Applications 6.89 MB 6/20/2016
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.01 MB 6/20/2016

Last reviewed/updated on 06/26/2016.