Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7BPR callsign genealogy
Currently held by SHAMBAUGH, DENNIS O
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 N7BPR's current licensee, walking backwards.
- ROBERTSON, BLAINE PIDgranted 2015-11-04cancelled 2015-11-24
Successor callsigns
Callsigns held now by people who previously held N7BPR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7BPR, oldest first.
- SHAMBAUGH, DENNIS O AZ1995-05-01 → cancelled 2007-05-02
- ROBERTSON, BLAINE P ID2025-08-29 active