K4RIB
Available1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMARPMAN, MICHAEL ALLEN
License ClassTechnician
Min. Class RequiredGeneral
LocationORLANDO, FL
Grant DateMar 14, 2009
Expiration DateApr 21, 2019
Cancellation DateApr 22, 2021
Available for ApplicationsApr 22, 2021
K4RIB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MARPMAN, MICHAEL ALLEN in ORLANDO, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Harper, Charlotte G on Nov 24, 2025. K4RIB has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-. .. -...
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Kilo Four Romeo India Bravo
Readability: 7/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredApr 22, 2021
- License RenewedMar 14, 2009
- FRN Association Letter SentMar 14, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.