Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4KEN callsign genealogy
Currently held by STEWART, MATTHEW A
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 KR4KEN's current licensee, walking backwards.
- STEWART, MATTHEW AMAgranted 2007-05-23cancelled 2007-06-12
Successor callsigns
Callsigns held now by people who previously held KR4KEN.
No current licensee on record previously held this callsign.