KM4AS
Available2x2District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderSANTOS, ANGEL M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTAMPA, FL
Grant DateApr 15, 2005
Expiration DateApr 15, 2015
Cancellation DateMay 28, 2008
Available for ApplicationsMay 29, 2010
KM4AS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by SANTOS, ANGEL M in TAMPA, FL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Skahan, Anthony J on May 29, 2025. KM4AS has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- .- ...
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Kilo Mike Four Alpha Sierra
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledMay 28, 2008
- License IssuedApr 15, 2005
- Vanity Callsign GrantedApr 15, 2005
- License CanceledJun 6, 2000
- Administrative Update AppliedApr 22, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.