K4MOO
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderMoser Jr, Martin L
License ClassTechnician
Min. Class RequiredGeneral
LocationPensacola, FL
Grant DateJun 22, 2023
Expiration DateJun 22, 2033
K4MOO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Moser Jr, Martin L in Pensacola, FL. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Mooney, Michael S on Aug 5, 2025. K4MOO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -- --- ---
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Four Mike Oscar Oscar
Readability: 8.5/10(High readability)
License History
- License IssuedJun 22, 2023
- Vanity Callsign GrantedJun 22, 2023
- License ExpiredFeb 26, 2022
- License RenewedFeb 25, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.