AH0J
Active2x1District 0
Competitive callsign — 6 applications filed with the FCC.
License HolderYOSHINUMA, KATSUMI
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSAIPAN, MP
Grant DateJun 9, 2026
Expiration DateJul 11, 2036
AH0J is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by YOSHINUMA, KATSUMI in SAIPAN, MP. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by YOSHINUMA, KATSUMI on Jun 21, 2006. AH0J has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .... ----- .---
CW Weight: 33 units(Moderate)
Voice Phonetics
Alpha Hotel Zero Juliet
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJun 11, 2026
- License RenewedJun 9, 2026
- Administrative Update AppliedJul 21, 2020
- License RenewedApr 20, 2016
- Administrative Update AppliedOct 17, 2014
- License IssuedJul 11, 2006
- Vanity Callsign GrantedJul 11, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.