Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WS7RDH callsign genealogy
Currently held by Stewart, Mary A
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 WS7RDH's current licensee, walking backwards.
- Stewart, Mary AUTgranted 2019-02-06cancelled 2019-03-09
Successor callsigns
Callsigns held now by people who previously held WS7RDH.
No current licensee on record previously held this callsign.