Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9SOB callsign genealogy
Currently held by Sobot, Victoria M
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 W9SOB's current licensee, walking backwards.
- Sobot, Vicky MILgranted 2025-08-21cancelled 2026-01-30
Successor callsigns
Callsigns held now by people who previously held W9SOB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9SOB, oldest first.
- YOST, BENNY L IN2009-07-15 → cancelled 2021-02-09
- Sobot, Victoria M IL2026-01-30 active