Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0JMC callsign genealogy
Currently held by OPPERMAN, SCOTT 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 N0JMC's current licensee, walking backwards.
- Chunn, Jeffrey MALgranted 2021-03-01cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held N0JMC.
- MCCAULEY, JOHN MTXgranted 2018-11-24cancelled 2019-08-31
All historical holders
Every license row we've seen with the callsign N0JMC, oldest first.
- OPPERMAN, SCOTT R IA1998-06-08 → cancelled 2010-06-09
- MCCAULEY, JOHN M TX2017-04-28 → cancelled 2018-11-24
- Chunn, Jeffrey M AL2021-04-09 active