Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4EU callsign genealogy
Currently held by Jordan, Michael R
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 KR4EU's current licensee, walking backwards.
- KC6YSGno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KR4EU.
- Jordan, Michael RVIgranted 2013-11-25cancelled 2025-09-30