Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC4TM callsign genealogy
Currently held by MUYE, JAMES T
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 AC4TM's current licensee, walking backwards.
- Muye, James TFLgranted 2007-10-17cancelled 2010-03-12
Successor callsigns
Callsigns held now by people who previously held AC4TM.
- KULP JR, RUSSELL NNCgranted 2016-09-13