Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8SUB callsign genealogy
Currently held by KYSOR, PAUL F
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 K8SUB's current licensee, walking backwards.
- WILLIAMS, BRYAN NMIgranted 2021-08-24cancelled 2021-10-19
Successor callsigns
Callsigns held now by people who previously held K8SUB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8SUB, oldest first.
- KYSOR, PAUL F OH1997-01-17 → cancelled 2009-01-21
- WILLIAMS, BRYAN N MI2021-10-19 active