Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4MDY callsign genealogy
Currently held by FENTON, CHARLES 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 W4MDY's current licensee, walking backwards.
- Yeargin, Michael DTNgranted 2017-10-31cancelled 2017-11-18
Successor callsigns
Callsigns held now by people who previously held W4MDY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MDY, oldest first.
- FENTON, CHARLES R KY2004-07-09 → cancelled 2016-07-15
- Yeargin, Michael D TN2017-11-18 active