Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM4RY callsign genealogy
Currently held by Williams, Mary F
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 WM4RY's current licensee, walking backwards.
- Williams, Mary FALgranted 2008-10-10cancelled 2009-01-27
Successor callsigns
Callsigns held now by people who previously held WM4RY.
No current licensee on record previously held this callsign.