KR4MTU
Cancelled2x3District 4
No competing applications on record.
License HolderOlson, Derek F
License ClassGeneral
Min. Class RequiredTechnician
LocationCarver, MA
Grant DateJun 10, 2026
Cancellation DateSep 1, 2026
Available for ApplicationsSep 2, 2028
KR4MTU is a 2x3 format amateur radio callsign. It is currently registered to Olson, Derek F in Carver, MA. 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: 33 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Tango Uniform
Readability: 7/10(Good readability)
Available Sep 2, 2028 (674 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledSep 1, 2026
- System-Generated GrantJun 10, 2026
- License IssuedJun 10, 2026
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.