Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD5ARC callsign genealogy
Currently held by KAUFFMAN, FLOYD 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 KD5ARC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KD5ARC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5ARC, oldest first.
- KAUFFMAN, FLOYD C TX1997-05-20 → cancelled 2009-05-21
- Degray Amateur Radio Club AR2021-02-22 active