K4XMM
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderMcKinnon, John F
License ClassGeneral
Min. Class RequiredGeneral
LocationSaco, ME
Grant DateJun 20, 2017
Expiration DateJun 20, 2027
K4XMM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by McKinnon, John F in Saco, ME. 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 WILSON, MARYANN on May 31, 2017. K4XMM has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -..- -- --
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Four X-ray Mike Mike
Readability: 9/10(Excellent readability)
License History
- Administrative Update AppliedSep 14, 2024
- Administrative Update AppliedAug 18, 2020
- Administrative Update AppliedNov 29, 2018
- Administrative Update AppliedSep 23, 2017
- Administrative Update AppliedJul 18, 2017
- License IssuedJun 20, 2017
- Vanity Callsign GrantedJun 20, 2017
Vanity Application Activity
Competing applications filed with the FCC for this callsign.