Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7ES callsign genealogy
Currently held by VALKINGBURG SR, PAUL T
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 KD7ES's current licensee, walking backwards.
- STEWART, ERIC SORgranted 2018-02-22cancelled 2023-04-11
Successor callsigns
Callsigns held now by people who previously held KD7ES.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD7ES, oldest first.
- VALKINGBURG SR, PAUL T AZ2006-01-10 → cancelled 2018-03-15
- Stewart, Eric S OR2023-04-11 active