Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0OXX callsign genealogy
Currently held by Friedel, Jonathan R
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 N0OXX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N0OXX.
- Friedel, Jonathan RTXgranted 2020-06-23
All historical holders
Every license row we've seen with the callsign N0OXX, oldest first.
- JACKSON SR, JAMES M MO1991-08-06 → cancelled 2003-08-07
- Friedel, Jonathan R NC2018-06-26 → cancelled 2020-06-23