Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7RPR callsign genealogy
Currently held by DUMBAULD, LEWIS D
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 N7RPR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N7RPR.
- RIES, RONALD VUTgranted 2025-08-08
All historical holders
Every license row we've seen with the callsign N7RPR, oldest first.
- DUMBAULD, LEWIS D AZ1991-05-14 → cancelled 2003-05-15
- RIES, RONALD V UT2017-05-13 → cancelled 2025-08-08