Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM3GWR callsign genealogy
Currently held by 3 Guys With Radios Amateur Radio Club
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 KM3GWR's current licensee, walking backwards.
- KM4ZZYcancelled3 Guys With Radios Amateur Radio ClubALgranted 2017-01-04cancelled 2017-03-03
Successor callsigns
Callsigns held now by people who previously held KM3GWR.
No current licensee on record previously held this callsign.