Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB3IJ callsign genealogy
Currently held by Debick, Matthew D
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 AB3IJ's current licensee, walking backwards.
- Debick, Matthew DPAgranted 2007-09-21cancelled 2008-11-24
Successor callsigns
Callsigns held now by people who previously held AB3IJ.
- Debick, Matthew DPAgranted 2023-05-12