Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW7DWM callsign genealogy
Currently held by Mabee, Don W
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 KW7DWM's current licensee, walking backwards.
- Mabee W, DonIDgranted 2021-01-11cancelled 2021-02-09
Successor callsigns
Callsigns held now by people who previously held KW7DWM.
No current licensee on record previously held this callsign.