Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9FH callsign genealogy
Currently held by Parks, Howard J
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 AB9FH's current licensee, walking backwards.
- Parks, Howard JWIgranted 1999-11-04cancelled 2002-04-29
Successor callsigns
Callsigns held now by people who previously held AB9FH.
- Parks, Howard JNEgranted 2020-10-21