Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4BI callsign genealogy
Currently held by ROBBINS, JAMES M
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 KV4BI's current licensee, walking backwards.
- WB4VSHcancelledcancelled 1999-07-19
Successor callsigns
Callsigns held now by people who previously held KV4BI.
- ROBBINS, JAMES MTNgranted 2014-01-16cancelled 2026-03-28