Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC5AP callsign genealogy
Currently held by FULWILER, ROBERT J
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 KC5AP's current licensee, walking backwards.
- Keim, ChrisOKgranted 2023-04-27cancelled 2023-06-22
Successor callsigns
Callsigns held now by people who previously held KC5AP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC5AP, oldest first.
- FULWILER, ROBERT J TX2005-08-02 → cancelled 2017-09-08
- Keim, Chris OK2023-06-22 active