Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG4NH callsign genealogy
Currently held by DONALDSON SR, WINFORD G
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 AG4NH's current licensee, walking backwards.
- DONALDSON SR, WINFORD GTNgranted 2021-09-21
Successor callsigns
Callsigns held now by people who previously held AG4NH.
- DONALDSON SR, WINFORD GTNgranted 2021-09-21