Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9PH callsign genealogy
Currently held by Jezek, Rudolph 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 AB9PH's current licensee, walking backwards.
- Jezek, Rudolph AILgranted 2006-08-21cancelled 2007-08-22
Successor callsigns
Callsigns held now by people who previously held AB9PH.
No current licensee on record previously held this callsign.