Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4HA callsign genealogy
Currently held by BENKEN, WILLIAM F
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 AF4HA's current licensee, walking backwards.
- BENKEN, WILLIAM Fcancelled 1997-12-03
Successor callsigns
Callsigns held now by people who previously held AF4HA.
- BENKEN, WILLIAM FNCgranted 2020-02-12