Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0QN callsign genealogy
Currently held by KISER, MARK W
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 AB0QN's current licensee, walking backwards.
- KISER, MARK WMOgranted 2001-02-13cancelled 2001-03-22
Successor callsigns
Callsigns held now by people who previously held AB0QN.
No current licensee on record previously held this callsign.