Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4GIW callsign genealogy
Currently held by Harper, Bruce B
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 KB4GIW's current licensee, walking backwards.
- HARPER, BRUCE Bcancelled 1999-02-23
Successor callsigns
Callsigns held now by people who previously held KB4GIW.
No current licensee on record previously held this callsign.