Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF5OK callsign genealogy
Currently held by EWY, JEFFERY L
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 KF5OK's current licensee, walking backwards.
- EWY, JEFFERY LOKgranted 2003-06-18cancelled 2013-03-30
- N2OIVno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KF5OK.
No current licensee on record previously held this callsign.