Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4JOE callsign genealogy
Currently held by WONDER, JOSEPH B
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 KR4JOE's current licensee, walking backwards.
- WONDER, JOSEPH BKYgranted 2020-01-21cancelled 2020-04-07
Successor callsigns
Callsigns held now by people who previously held KR4JOE.
No current licensee on record previously held this callsign.