Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NB0X callsign genealogy
Currently held by BRUNGARDT, RANDALL 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 NB0X's current licensee, walking backwards.
- Wishek, Scott MCAgranted 2015-06-08cancelled 2015-08-11
Successor callsigns
Callsigns held now by people who previously held NB0X.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NB0X, oldest first.
- BRUNGARDT, RANDALL F KS1988-05-10 → cancelled 2000-05-11
- Fitzpatrick, Jon R MO2003-07-22 → cancelled 2015-07-23
- Wishek, Matthew NM2025-05-14 active