Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K7GMW callsign genealogy
Currently held by WARNICK, GREGG
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 K7GMW's current licensee, walking backwards.
- WARNICK, GREGGUTgranted 2015-11-30cancelled 2016-02-06
Successor callsigns
Callsigns held now by people who previously held K7GMW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7GMW, oldest first.
- WHALL, CORDON A UT1991-10-22 → cancelled 2003-10-23
- WARNICK, GREGG UT2025-12-30 active