Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1OZ callsign genealogy
Currently held by Doyle, James 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 AB1OZ's current licensee, walking backwards.
- Doyle, James WMAgranted 2009-05-27cancelled 2011-05-25
Successor callsigns
Callsigns held now by people who previously held AB1OZ.
No current licensee on record previously held this callsign.