Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7GRW callsign genealogy
Currently held by Wertz, Gary R
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 K7GRW's current licensee, walking backwards.
- Wertz, Gary RIDgranted 2009-12-15cancelled 2010-02-02
Successor callsigns
Callsigns held now by people who previously held K7GRW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7GRW, oldest first.
- GREIG, ARTHUR J WA1989-10-03 → cancelled 2001-10-04
- Wertz, Gary R ID2019-12-24 active