Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5USN callsign genealogy
Currently held by White, Justin
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 KB5USN's current licensee, walking backwards.
- White, JustinOKgranted 2021-04-12cancelled 2024-10-29
Successor callsigns
Callsigns held now by people who previously held KB5USN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5USN, oldest first.
- SANCHEZ, DOMINGO O TX2004-03-11 → cancelled 2016-05-18
- White, Justin IA2024-10-29 active