Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0OC callsign genealogy
Currently held by Vrydaghs, John C
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 AB0OC's current licensee, walking backwards.
- VRYDAGHS, JOHN CCOgranted 1995-06-21cancelled 2000-07-11
Successor callsigns
Callsigns held now by people who previously held AB0OC.
No current licensee on record previously held this callsign.