Confidence: Medium · Source: FCC ULS · As of 2026-09-11
K7CMP callsign genealogy
Currently held by Mullenix, Charles D
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 K7CMP's current licensee, walking backwards.
- Mullenix, Charles DWAgranted 2018-02-27cancelled 2018-03-27
Successor callsigns
Callsigns held now by people who previously held K7CMP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7CMP, oldest first.
- TOBERMAN, ALBERT J AZ2003-05-12 → cancelled 2015-08-11
- Mullenix, Charles D WA2018-03-27 active