Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7HB callsign genealogy
Currently held by TWITCHELL SR, WILLIAM R
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 AF7HB's current licensee, walking backwards.
- TWITCHELL SR, WILLIAM RAZgranted 2013-04-23cancelled 2014-03-19
Successor callsigns
Callsigns held now by people who previously held AF7HB.
No current licensee on record previously held this callsign.