Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9CMW callsign genealogy
Currently held by Walker, Charles M
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 W9CMW's current licensee, walking backwards.
- Walker, Charles MKYgranted 2014-11-12cancelled 2015-06-02
Successor callsigns
Callsigns held now by people who previously held W9CMW.
No current licensee on record previously held this callsign.