KC7OOU
Available2x3District 7
Competitive callsign — 2 applications filed with the FCC.
License HolderAllen, Brent C
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationKirkland, WA
Grant DateOct 10, 2009
Expiration DateOct 10, 2019
Cancellation DateOct 13, 2021
Available for ApplicationsOct 11, 2021
KC7OOU is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Allen, Brent C in Kirkland, WA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Allen, Brent C on Feb 2, 2026. KC7OOU has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. --... --- --- ..-
CW Weight: 47 units(Heavy (slower to send))
Voice Phonetics
Kilo Charlie Seven Oscar Oscar Uniform
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredOct 13, 2021
- License IssuedOct 10, 2009
- Vanity Callsign GrantedOct 10, 2009
- License CanceledApr 19, 2006
- License RenewedNov 1, 2005
- License ModifiedDec 13, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.