Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU4JU callsign genealogy
Currently held by HAMILTON, BOBBY 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 KU4JU's current licensee, walking backwards.
- HAMILTON, BOBBY Dcancelled 1997-08-20
Successor callsigns
Callsigns held now by people who previously held KU4JU.
- HAMILTON, BOBBY DVAgranted 2012-05-18cancelled 2024-04-04