Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9SJM callsign genealogy
Currently held by MATTHEWS, SANDRA J
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 W9SJM's current licensee, walking backwards.
- MATTHEWS, SANDRA JILgranted 2009-04-01cancelled 2009-04-21
Successor callsigns
Callsigns held now by people who previously held W9SJM.
No current licensee on record previously held this callsign.