Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1JBO callsign genealogy
Currently held by Papazidis, Terrence
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 WA1JBO's current licensee, walking backwards.
- Papazidis, TerrenceCTgranted 2010-03-16cancelled 2010-04-09
Successor callsigns
Callsigns held now by people who previously held WA1JBO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA1JBO, oldest first.
- PAPAZIDIS, STEPHEN B NM1992-07-14 → cancelled 2004-07-15
- Papazidis, Terrence CT2020-01-14 active