K4ACO
Available1x3District 4
Competitive callsign — 16 applications filed with the FCC.
License HolderFISH, PETER G
License ClassAdvanced
Min. Class RequiredGeneral
LocationSEDONA, AZ
Grant DateDec 31, 2019
Expiration DateDec 31, 2029
Cancellation DateMar 10, 2020
Available for ApplicationsMar 11, 2022
K4ACO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by FISH, PETER G in SEDONA, AZ. This callsign has attracted significant interest in the amateur radio community, with 16 vanity applications filed with the FCC. The most recent was submitted by BONNETT, NICHOLAS on Jul 6, 2026. K4ACO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .- -.-. ---
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Four Alpha Charlie 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 CanceledMar 10, 2020
- License IssuedDec 31, 2019
- Vanity Callsign GrantedDec 31, 2019
- License CanceledJul 6, 2016
- Vanity Callsign GrantedMar 15, 2016
- License IssuedMar 15, 2016
- License ExpiredOct 16, 2013
- Administrative Update AppliedFeb 27, 2007
- License RenewedSep 22, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.