Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3RC callsign genealogy
Currently held by Cooper, Roger M
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 N3RC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N3RC.
- Cooper, Roger MMTgranted 2010-05-25cancelled 2010-10-08
All historical holders
Every license row we've seen with the callsign N3RC, oldest first.
- Cooper, Roger M CA2008-06-06 → cancelled 2010-05-25
- Cooper, Roger M CA2020-07-11 active