AJ0B
Active2x1District 0
Competitive callsign — 3 applications filed with the FCC.
License HolderKasperkowicz, Tomasz
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationCape Girardeau, MO
Grant DateApr 3, 2026
Expiration DateApr 3, 2036
AJ0B is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Kasperkowicz, Tomasz in Cape Girardeau, MO. 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 Castro, Donovan on Mar 17, 2026. AJ0B has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .--- ----- -...
CW Weight: 35 units(Moderate)
Voice Phonetics
Alpha Juliet Zero Bravo
Readability: 7.5/10(High readability)
License History
- Vanity Callsign GrantedApr 3, 2026
- License IssuedApr 3, 2026
- License ExpiredMar 17, 2026
- License RenewedJan 30, 2014
- License RenewedDec 20, 2003
- License RenewedDec 20, 2003
- License ModifiedDec 5, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.