K5AOO
Available1x3District 5
Competitive callsign — 7 applications filed with the FCC.
License HolderLabarbera, Samuel A
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTOMBALL, TX
Grant DateMay 4, 2013
Expiration DateMay 4, 2023
Cancellation DateJun 16, 2018
Available for ApplicationsJun 17, 2020
K5AOO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Labarbera, Samuel A in TOMBALL, TX. This callsign has attracted significant interest in the amateur radio community, with 7 vanity applications filed with the FCC. The most recent was submitted by Koch, Craig N on Jun 13, 2025. K5AOO has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... .- --- ---
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Five Alpha Oscar Oscar
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledJun 16, 2018
- Administrative Update AppliedDec 30, 2017
- License ModifiedAug 2, 2017
- Administrative Update AppliedJan 4, 2017
- Vanity Callsign GrantedMay 4, 2013
- License IssuedMay 4, 2013
- License ExpiredJul 6, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.