Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD0IJ callsign genealogy
Currently held by DAVIS, JOHN P
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 AD0IJ's current licensee, walking backwards.
- DAVIS, JOHN PCOgranted 2014-02-26cancelled 2014-04-24
Successor callsigns
Callsigns held now by people who previously held AD0IJ.
- DAVIS, JOHN PCOgranted 2024-06-28