Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4PSU callsign genealogy
Currently held by CORNWELL JR, MARION 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 N4PSU's current licensee, walking backwards.
- Wolford, Michael ASCgranted 2023-04-01cancelled 2023-04-21
Successor callsigns
Callsigns held now by people who previously held N4PSU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4PSU, oldest first.
- CORNWELL JR, MARION M FL2007-04-09 → cancelled 2019-04-18
- Wolford, Michael A SC2023-04-21 active