Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0ZL callsign genealogy
Currently held by KOEHN, KENT L
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 AB0ZL's current licensee, walking backwards.
- KOEHN, KENT LKSgranted 2003-02-20cancelled 2003-10-31
Successor callsigns
Callsigns held now by people who previously held AB0ZL.
- KOEHN, KENT LKSgranted 2007-02-13cancelled 2019-02-14