Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0JT callsign genealogy
Currently held by Fassmann, Stephen F
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 AC0JT's current licensee, walking backwards.
- Fassmann, Stephen FCOgranted 2007-09-19cancelled 2007-11-26
Successor callsigns
Callsigns held now by people who previously held AC0JT.
No current licensee on record previously held this callsign.