Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4MNC callsign genealogy
Currently held by Robertson, Joel 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 N4MNC's current licensee, walking backwards.
- Batchelder, Carl FNCgranted 2020-01-28cancelled 2020-02-19
Successor callsigns
Callsigns held now by people who previously held N4MNC.
- Robertson, Joel RGAgranted 2026-08-27
All historical holders
Every license row we've seen with the callsign N4MNC, oldest first.
- Robertson, Joel R GA1996-07-23 → cancelled 2006-01-09
- Batchelder, Carl F NC2020-02-19 active