K4MMS
Cancelled1x3District 4
Competitive callsign — 7 applications filed with the FCC.
License HolderMARSH, BRIAN D
License ClassTechnician
Min. Class RequiredGeneral
LocationMuncy, PA
Grant DateJan 1, 2021
Cancellation DateSep 28, 2024
Available for ApplicationsSep 29, 2026
K4MMS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MARSH, BRIAN D in Muncy, PA. This callsign has attracted significant interest in the amateur radio community, with 7 vanity applications filed with the FCC. The most recent was submitted by Fitzgerald, Eric S on May 31, 2022. K4MMS has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -- -- ...
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Mike Mike Sierra
Readability: 8.5/10(High readability)
Available Sep 29, 2026 (82 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledSep 28, 2024
- License RenewedJan 1, 2021
- License IssuedJul 16, 2010
- Vanity Callsign GrantedJul 16, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.