Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR0BAR callsign genealogy
Currently held by Christensen, John E
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 KR0BAR's current licensee, walking backwards.
- Christensen, John ENEgranted 2020-06-18cancelled 2020-07-07
Successor callsigns
Callsigns held now by people who previously held KR0BAR.
No current licensee on record previously held this callsign.