Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CTM callsign genealogy
Currently held by TROMBLEY, CHARLES C
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 K5CTM's current licensee, walking backwards.
- Trombley, Charles COKgranted 2006-03-09cancelled 2006-09-19
Successor callsigns
Callsigns held now by people who previously held K5CTM.
No current licensee on record previously held this callsign.