Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7RTM callsign genealogy
Currently held by Chase, Tim
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 K7RTM's current licensee, walking backwards.
- Ploughe, Tim JAZgranted 2000-12-06cancelled 2001-09-15
Successor callsigns
Callsigns held now by people who previously held K7RTM.
No current licensee on record previously held this callsign.