Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4CMW callsign genealogy
Currently held by BASS, MATTHEW J
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 KF4CMW's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4CMW.
- BASS, MATTHEW JNCgranted 1998-12-04cancelled 2002-06-12