Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NC4M callsign genealogy
Currently held by REYES, RAFAEL
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 NC4M's current licensee, walking backwards.
- BOURDEAU, JONATHAN AGAgranted 2016-01-15cancelled 2017-02-14
Successor callsigns
Callsigns held now by people who previously held NC4M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NC4M, oldest first.
- REYES, RAFAEL FL2004-10-28 → cancelled 2017-01-27
- BOURDEAU, JONATHAN A MO2017-02-14 active