Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7FWM callsign genealogy
Currently held by McCullar, Frank
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 KM7FWM's current licensee, walking backwards.
- McCullar, Frank WORgranted 2018-03-26cancelled 2018-04-13
Successor callsigns
Callsigns held now by people who previously held KM7FWM.
- McCullar, Frank WORgranted 2018-05-04