Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KI4CDN callsign genealogy
Currently held by BOHR, JOHN F
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 KI4CDN's current licensee, walking backwards.
- BOHR, JOHN FTNgranted 2003-09-09cancelled 2003-09-09
Successor callsigns
Callsigns held now by people who previously held KI4CDN.
No current licensee on record previously held this callsign.