Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9FOC callsign genealogy
Currently held by DOWNSTATE FOC CHAPTER
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 W9FOC's current licensee, walking backwards.
- KC9YEOcancelledNinth District FOCINgranted 2013-01-28cancelled 2013-02-20
Successor callsigns
Callsigns held now by people who previously held W9FOC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9FOC, oldest first.
- DOWNSTATE FOC CHAPTER IL1999-03-11 → cancelled 2011-03-12
- Ninth District FOC IN2013-02-20 → cancelled 2025-02-21