K3CMS
Active1x3District 3
Competitive callsign — 3 applications filed with the FCC.
License HolderHaws, Jeffrey L
License ClassTechnician
Min. Class RequiredGeneral
LocationTempe, AZ
Grant DateJan 24, 2017
Expiration DateJan 24, 2027
K3CMS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Haws, Jeffrey L in Tempe, AZ. 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 Sylvester, Christopher on Mar 13, 2026. K3CMS has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ...-- -.-. -- ...
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Three Charlie Mike Sierra
Readability: 8/10(High readability)
License History
- License ModifiedFeb 21, 2017
- License IssuedJan 24, 2017
- Vanity Callsign GrantedJan 24, 2017
- License ExpiredApr 5, 2016
- License IssuedApr 2, 2004
- Vanity Callsign GrantedApr 2, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.