Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB5USB callsign genealogy
Currently held by Granda Jr, Arthur 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 KB5USB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB5USB.
- GRANDA JR, ARTHUR MTXgranted 2023-12-01