K1JAA
Active1x3District 1
Competitive callsign — 4 applications filed with the FCC.
License HolderCROSS III, JOHN S
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationOrange, CA
Grant DateJan 13, 2026
Expiration DateJan 24, 2036
K1JAA is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CROSS III, JOHN S in Orange, CA. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Acosta, Julio A on Aug 21, 2020. K1JAA has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- .--- .- .-
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo One Juliet Alpha Alpha
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJan 16, 2026
- License RenewedJan 13, 2026
- License RenewedDec 15, 2015
- Administrative Update AppliedSep 17, 2015
- License IssuedJan 24, 2006
- Vanity Callsign GrantedJan 24, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.