Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JWM callsign genealogy
Currently held by MERRIMAN JR, JOHN
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 N4JWM's current licensee, walking backwards.
- MCCROSKEY III, JAMES WNCgranted 2016-06-06cancelled 2023-02-04
Successor callsigns
Callsigns held now by people who previously held N4JWM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4JWM, oldest first.
- MERRIMAN JR, JOHN TN2010-09-17 → cancelled 2022-12-09
- MCCROSKEY III, JAMES W NC2023-02-04 active