Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5UYO callsign genealogy
Currently held by Bontrager, Andrew 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 KD5UYO's current licensee, walking backwards.
- Bontrager, Andrew JTXgranted 2002-02-06cancelled 2003-01-24
Successor callsigns
Callsigns held now by people who previously held KD5UYO.
No current licensee on record previously held this callsign.