Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ESV callsign genealogy
Currently held by McHenry County RACES Association
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 K9ESV's current licensee, walking backwards.
- KC9ALZcancelledMcHenry County RACES AssociationILgranted 2001-10-26cancelled 2002-07-02
Successor callsigns
Callsigns held now by people who previously held K9ESV.
No current licensee on record previously held this callsign.