Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4GKW callsign genealogy
Currently held by SNYDER SR, JOHN 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 K4GKW's current licensee, walking backwards.
- Snyder Sr, Thomas WVAgranted 2017-04-03cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held K4GKW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GKW, oldest first.
- SNYDER SR, JOHN C VA2001-02-28 → cancelled 2013-05-29
- Snyder Sr, Thomas W VA2022-04-26 active