Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG6TB callsign genealogy
Currently held by Fisher, John M
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 AG6TB's current licensee, walking backwards.
- Fisher, John MCAgranted 2013-04-16cancelled 2013-04-25
Successor callsigns
Callsigns held now by people who previously held AG6TB.
- Fisher, John MCAgranted 2013-05-14cancelled 2025-05-15