Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB0JJ callsign genealogy
Currently held by Stammen Jr, Joseph F
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 AB0JJ's current licensee, walking backwards.
- STAMMEN JR, JOSEPH FCOgranted 1993-04-06cancelled 1999-10-21
Successor callsigns
Callsigns held now by people who previously held AB0JJ.
- STAMMEN JR, JOSEPH FAZgranted 2020-03-11