Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9SOX callsign genealogy
Currently held by Bechdol, Matthew 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 W9SOX's current licensee, walking backwards.
- Bechdol, Matthew JINgranted 2008-07-17cancelled 2011-03-04
Successor callsigns
Callsigns held now by people who previously held W9SOX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9SOX, oldest first.
- ZUIKER, ROBERT J IL1999-02-10 → cancelled 2011-02-11
- Bechdol, Matthew J IN2021-05-10 active