KE4OUO
Available2x3District 4
No competing applications on record.
License HolderCALLAHAN JR, MARVIN
License ClassTechnician
Min. Class RequiredTechnician
LocationMURFREESBORO, TN
Grant DateJul 11, 2014
Expiration DateJul 15, 2024
Cancellation DateJul 16, 2026
Available for ApplicationsJul 16, 2026
KE4OUO is a 2x3 format amateur radio callsign. It is currently registered to CALLAHAN JR, MARVIN in MURFREESBORO, TN. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- . ....- --- ..- ---
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Echo Four Oscar Uniform Oscar
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJul 16, 2026
- License RenewedJul 11, 2014
- Administrative Update AppliedJul 11, 2014
- FRN Association Letter SentJun 30, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.