Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4WYO callsign genealogy
Currently held by Plummer, Jesse C
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 KI4WYO's current licensee, walking backwards.
- Plummer, Jesse CTNgranted 2002-01-03cancelled 2007-07-10
Successor callsigns
Callsigns held now by people who previously held KI4WYO.
- Plummer, Jesse COKgranted 2002-01-03cancelled 2008-02-12