Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9GWP callsign genealogy
Currently held by KAHL, RUSSELL H
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 K9GWP's current licensee, walking backwards.
- Prise, George WWIgranted 2014-02-12cancelled 2014-03-11
Successor callsigns
Callsigns held now by people who previously held K9GWP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9GWP, oldest first.
- KAHL, RUSSELL H IN1997-06-11 → cancelled 2009-06-12
- PRISE, GEORGE W WI2025-05-23 active