Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4BJ callsign genealogy
Currently held by COTTEN, WILLIAM D
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 KV4BJ's current licensee, walking backwards.
- COTTEN, WILLIAM Dcancelled 1999-07-23
Successor callsigns
Callsigns held now by people who previously held KV4BJ.
- Cotten, William DGAgranted 2019-04-05