Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CV callsign genealogy
Currently held by VAINIO, CURT 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 K9CV's current licensee, walking backwards.
- GISSELER, JAMES MILgranted 1996-01-31cancelled 2002-04-26
Successor callsigns
Callsigns held now by people who previously held K9CV.
- VAINIO, CURT JMIgranted 2019-12-27
All historical holders
Every license row we've seen with the callsign K9CV, oldest first.
- VAINIO, CURT J ME1998-10-28 → cancelled 2000-03-07
- GISSELER, JAMES M IL2022-02-01 active