Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG4SF callsign genealogy
Currently held by Muncy, Thomas N
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 AG4SF's current licensee, walking backwards.
- Muncy, Thomas NTNgranted 1996-04-01cancelled 2002-05-13
Successor callsigns
Callsigns held now by people who previously held AG4SF.
No current licensee on record previously held this callsign.