KK3MM
Active2x2District 3
Competitive callsign — 1 application filed with the FCC.
License HolderCHAMBERS, JEFFREY D
License ClassAdvanced
Min. Class RequiredGeneral
LocationChula Vista, CA
Grant DateFeb 11, 2026
Expiration DateApr 22, 2036
KK3MM is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by CHAMBERS, JEFFREY D in Chula Vista, CA. 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 Roberts, Daniel R on Apr 4, 2016. KK3MM has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- ...-- -- --
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Kilo Three Mike Mike
Readability: 9/10(Excellent readability)
License History
- License RenewedFeb 11, 2026
- License IssuedApr 22, 2016
- Vanity Callsign GrantedApr 22, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Roberts, Daniel RFiled Apr 4, 2016Not awardedFCC ↗