Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4BS callsign genealogy
Currently held by Johnson, Gilbert C
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 KY4BS's current licensee, walking backwards.
- Johnson, Gilbert CGAgranted 2020-07-21cancelled 2020-10-20
Successor callsigns
Callsigns held now by people who previously held KY4BS.
- Johnson, Gilbert CGAgranted 2021-01-29