K5MUK
Available1x3District 5
Competitive callsign — 3 applications filed with the FCC.
License HolderMARTIN JR, THOMAS B
License ClassAdvanced
Min. Class RequiredGeneral
LocationSPRING, TX
Grant DateDec 3, 2008
Expiration DateMar 2, 2019
Cancellation DateMar 3, 2021
Available for ApplicationsMar 3, 2021
K5MUK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MARTIN JR, THOMAS B in SPRING, TX. 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 Calfee, Ryan on Jun 13, 2025. K5MUK has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... -- ..- -.-
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Five Mike Uniform Kilo
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 3, 2021
- Tax ID (TIN) AddedDec 3, 2008
- License RenewedDec 3, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.