Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7HW callsign genealogy
Currently held by SHIRK, THOMAS D
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 AF7HW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AF7HW.
No current licensee on record previously held this callsign.