Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2EUS callsign genealogy
Currently held by JARMUZ, FREDERICK H
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 K2EUS's current licensee, walking backwards.
- JARMUZ, FREDERICK HAZgranted 2004-06-17cancelled 2010-04-24
Successor callsigns
Callsigns held now by people who previously held K2EUS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2EUS, oldest first.
- JARMUZ, HENRY E NY2006-03-09 → cancelled 2009-03-01
- JARMUZ, FREDERICK H AZ2020-02-12 active