Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0BBT callsign genealogy
Currently held by BISHOP, JAMES M
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W0BBT's current licensee, walking backwards.
- HAMEL, GABRIELKSgranted 2016-07-11cancelled 2017-01-24
Successor callsigns
Callsigns held now by people who previously held W0BBT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0BBT, oldest first.
- BISHOP, JAMES M KS2003-01-08 → cancelled 2015-03-24
- HAMEL, GABRIEL KS2017-01-24 active