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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 23.01 MB 12/24/2014
Market Based 1.14 MB 12/24/2014
Aircraft - 47 CFR Part 87
Applications 14.26 MB 1/25/2015
Licenses 9.98 MB 1/25/2015
Amateur Radio Service
Applications 193.67 MB 1/25/2015
Licenses 118.45 MB 1/25/2015
Antenna Structure Registration
Applications 143.48 MB 1/25/2015
Registrations 31.66 MB 1/25/2015
FAA Determinations 30.35 MB 1/25/2015
Airport Facilities - 47 CFR Part 17
Runways 3.01 MB 1/15/2015
Airports 1.4 MB 1/15/2015
Assignments and Transfers
Applications 20.89 MB 1/25/2015
BRS & EBS (Formerly known as MDS/ITFS)
Applications 3.55 MB 1/25/2015
Licenses 2.33 MB 1/25/2015
Cellular - 47 CFR Part 22
Applications 28.03 MB 1/25/2015
Licenses 11.47 MB 1/25/2015
Commercial Radio and Restricted Radiotelephone - FRC
Applications 34.81 MB 1/25/2015
Licenses 35.35 MB 1/25/2015
General Mobile Radio Service (GMRS)
Applications 24.53 MB 1/25/2015
Licenses 14.01 MB 1/25/2015
Land Mobile - Private
Applications 412.27 MB 1/25/2015
Licenses 314.4 MB 1/25/2015
Land Mobile - Commercial
Applications 217.66 MB 1/25/2015
Licenses 83.86 MB 1/25/2015
Land Mobile - Broadcast Auxiliary
Applications 2.68 MB 1/25/2015
Licenses 5.72 MB 1/25/2015
Maritime Coast & Aviation Ground
Applications 10.16 MB 1/25/2015
Licenses 7.62 MB 1/25/2015
MDS/ITFS: (Now known as BRS & EBS)
See BRS & EBS
Market Based Services
Applications 15.86 MB 1/25/2015
Licenses 11.54 MB 1/25/2015
Microwave - 47 CFR Parts 74 and 101, and 3650 - 3700 MHz
Applications 180.66 MB 1/25/2015
Licenses 99.24 MB 1/25/2015
Ownership
Filings 3.38 MB 1/25/2015
Paging - 47 CFR Part 22
Applications 4.73 MB 1/25/2015
Licenses 4.4 MB 1/25/2015
Ship Radio Service - 47 CFR Part 80
Applications 16.01 MB 1/25/2015
Licenses 29.43 MB 1/25/2015
Spectrum Leasing
Form 603-T Applications 0.15 MB 1/25/2015
Form 608 Applications 4.42 MB 1/25/2015
Unlicensed Wireless Microphone Registration
Form 612 Applications 0.01 MB 1/25/2015

Last reviewed/updated on 01/27/2015.