Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4KF callsign genealogy
Currently held by Jasper, David B
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 KY4KF's current licensee, walking backwards.
- JASPER, DAVID BNCgranted 2015-07-11cancelled 2021-10-01
Successor callsigns
Callsigns held now by people who previously held KY4KF.
- Jasper, David BNCgranted 2024-11-30