Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9TF callsign genealogy
Currently held by FERGUSON, DONALD A
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 AC9TF's current licensee, walking backwards.
- FERGUSON, DONALD AILgranted 2018-04-26cancelled 2018-06-18
Successor callsigns
Callsigns held now by people who previously held AC9TF.
No current licensee on record previously held this callsign.