Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KB4IL callsign genealogy
Currently held by FRANKLIN, SAMUEL C
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 KB4IL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB4IL.
No current licensee on record previously held this callsign.