Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4MJW callsign genealogy
Currently held by Welch, James D
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 W4MJW's current licensee, walking backwards.
- WHITE, MICHAEL JFLgranted 2016-10-19cancelled 2024-04-12
Successor callsigns
Callsigns held now by people who previously held W4MJW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MJW, oldest first.
- DICKSON, ROY J NC1994-03-29 → cancelled 1999-08-31
- Welch, James D TN2010-10-01 → cancelled 2022-10-04
- WHITE, MICHAEL J FL2024-04-12 active