Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KB1IJN callsign genealogy
Currently held by KRAUSE, JONATHAN D
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 KB1IJN's current licensee, walking backwards.
- KRAUSE, JONATHAN DMAgranted 1992-10-06cancelled 2002-05-15
Successor callsigns
Callsigns held now by people who previously held KB1IJN.
No current licensee on record previously held this callsign.