Confidence: Medium · Source: FCC ULS · As of 2026-09-11
WM4Z callsign genealogy
Currently held by ROWE, RICHARD T
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 WM4Z's current licensee, walking backwards.
- ROWE, RICHARD TNCgranted 2009-09-08cancelled 2010-12-14
Successor callsigns
Callsigns held now by people who previously held WM4Z.
- Cherry, Myron LTNgranted 2016-08-08
All historical holders
Every license row we've seen with the callsign WM4Z, oldest first.
- WOODALL CONTEST CLUB OK1998-11-24 → cancelled 2010-11-25
- ROWE, RICHARD T NC2020-09-23 active