Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9IK callsign genealogy
Currently held by Unbehaun, John 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 AB9IK's current licensee, walking backwards.
- Unbehaun, John RWIgranted 2003-07-23cancelled 2004-01-12
Successor callsigns
Callsigns held now by people who previously held AB9IK.
No current licensee on record previously held this callsign.