KB1O
Active2x1District 1
Competitive callsign — 23 applications filed with the FCC.
License HolderRICHEME, JEAN B
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSTAMFORD, CT
Grant DateFeb 20, 2026
Expiration DateFeb 23, 2036
KB1O is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by RICHEME, JEAN B in STAMFORD, CT. This callsign has attracted significant interest in the amateur radio community, with 23 vanity applications filed with the FCC. The most recent was submitted by RICHEME, JEAN B on Feb 5, 2016. KB1O has 16 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... .---- ---
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Bravo One Oscar
Readability: 8.5/10(High readability)
License History
- License RenewedFeb 20, 2026
- Administrative Update AppliedFeb 3, 2026
- Administrative Update AppliedJan 31, 2026
- Administrative Update AppliedJan 27, 2026
- Administrative Update AppliedFeb 20, 2019
- License IssuedFeb 23, 2016
- Vanity Callsign GrantedFeb 23, 2016
- License CanceledMar 29, 2014
- Administrative Update AppliedNov 30, 2013
- Vanity Callsign GrantedNov 9, 2013
- License IssuedNov 9, 2013
- License Canceled
Vanity Application Activity
Competing applications filed with the FCC for this callsign.