Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4MDU callsign genealogy
Currently held by Paulk, Bryan J
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 N4MDU's current licensee, walking backwards.
- Paulk, Bryan JNCgranted 2022-01-10cancelled 2022-01-28
Successor callsigns
Callsigns held now by people who previously held N4MDU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4MDU, oldest first.
- WILSON, CHARLES B SC2005-03-16 → cancelled 2017-06-09
- Paulk, Bryan J VA2022-01-28 active