Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7TMH callsign genealogy
Currently held by WHEELWRIGHT, RALPH L
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 KC7TMH'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 KC7TMH.
- WHEELWRIGHT, RALPH LUTgranted 1999-03-25cancelled 2000-05-16