Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB7USD callsign genealogy
Currently held by Gilbert, Dale A
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 KB7USD's current licensee, walking backwards.
- Gilbert, Dale AORgranted 2025-03-27cancelled 2025-04-18
Successor callsigns
Callsigns held now by people who previously held KB7USD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7USD, oldest first.
- GILBERT, DALE A OR2003-02-18 → cancelled 2015-05-19
- Gilbert, Dale A OR2025-04-18 active