Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR3EP callsign genealogy
Currently held by GRAY, JEFFREY 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 KR3EP's current licensee, walking backwards.
- GRAY, JEFFREY LINgranted 2013-10-29cancelled 2015-04-14
- KA9SPXno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KR3EP.
- GRAY, JEFFREY LOHgranted 2018-05-25