Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4EUA callsign genealogy
Currently held by Preservation Of Amateur Radio Spectrum Society
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 KI4EUA's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4EUA.
- N0BPLexpiredPreservation Of Amateur Radio Spectrum SocietyNCgranted 2004-04-13cancelled 2016-04-14