KA4COW
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderDOHERTY, ROBERT B
License ClassGeneral
Min. Class RequiredTechnician
LocationFAIRFAX, VA
Grant DateJul 9, 1994
Expiration DateJul 9, 2004
Cancellation DateJul 11, 2006
Available for ApplicationsJul 10, 2006
KA4COW is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by DOHERTY, ROBERT B in FAIRFAX, VA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by SARGENT, LYNDALL C on Mar 31, 2026. KA4COW has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- .- ....- -.-. --- .--
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Alpha Four Charlie Oscar Whiskey
Readability: 7.5/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJul 11, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- SARGENT, LYNDALL CFiled Mar 31, 2026Not awardedFCC ↗