W0MJH
Cancelled1x3District 0
Competitive callsign — 3 applications filed with the FCC.
License HolderHenderson, Martin J
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationIowa City, IA
Grant DateMay 30, 2026
Cancellation DateJun 26, 2026
Available for ApplicationsJun 27, 2028
W0MJH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Henderson, Martin J in Iowa City, IA. 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 Henderson, Martin J on May 12, 2026. W0MJH has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Whiskey Zero Mike Juliet Hotel
Readability: 7.5/10(High readability)
Available Jun 27, 2028 (717 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledJun 26, 2026
- Administrative Update AppliedJun 2, 2026
- License ModifiedJun 1, 2026
- Vanity Callsign GrantedMay 30, 2026
- License IssuedMay 30, 2026
- License ExpiredApr 28, 2026
- License IssuedApr 26, 2014
- Vanity Callsign GrantedApr 26, 2014
Vanity Application Activity
Competing applications filed with the FCC for this callsign.