Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4PLW callsign genealogy
Currently held by Roche, William G
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 KA4PLW's current licensee, walking backwards.
- Roche, William GSCgranted 2024-05-16cancelled 2025-05-13
Successor callsigns
Callsigns held now by people who previously held KA4PLW.
No current licensee on record previously held this callsign.