KC3MJH
Cancelled2x3District 3
Competitive callsign — 1 application filed with the FCC.
License HolderHahn, Mark J
License ClassGeneral
Min. Class RequiredTechnician
LocationMount Airy, MD
Grant DateSep 20, 2016
Cancellation DateSep 13, 2024
Available for ApplicationsSep 14, 2026
KC3MJH is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Hahn, Mark J in Mount Airy, MD. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Hahn, Mark J on Sep 1, 2016. KC3MJH has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ...-- -- .--- ....
CW Weight: 44 units(Heavy (slower to send))
Voice Phonetics
Kilo Charlie Three Mike Juliet Hotel
Readability: 7.5/10(High readability)
Available Sep 14, 2026 (10 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledSep 13, 2024
- License ModifiedOct 3, 2022
- Administrative Update AppliedJun 6, 2018
- License IssuedSep 20, 2016
- Vanity Callsign GrantedSep 20, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Hahn, Mark JFiled Sep 1, 2016Not awardedFCC ↗