Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9GPW callsign genealogy
Currently held by DILWORTH, JOHN S
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 K9GPW's current licensee, walking backwards.
- Moffatt, AdamILgranted 2020-07-27cancelled 2020-08-21
Successor callsigns
Callsigns held now by people who previously held K9GPW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9GPW, oldest first.
- DILWORTH, JOHN S WI2005-07-27 → cancelled 2017-10-25
- Moffatt, Adam IL2020-08-21 active