Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ1J callsign genealogy
Currently held by Zitterich, Bryce
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 KJ1J's current licensee, walking backwards.
- Zitterich, BryceARgranted 2024-03-13cancelled 2024-09-24
Successor callsigns
Callsigns held now by people who previously held KJ1J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ1J, oldest first.
- MAGLIO, JOHN G NH2012-06-07 → cancelled 2024-08-06
- Zitterich, Bryce AR2024-09-24 active