Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DU callsign genealogy
Currently held by LARIMORE, JEFFREY 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 N7DU's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N7DU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7DU, oldest first.
- AUGUSTYN, BERNARD M AZ1998-10-29 → cancelled 2010-10-30
- Gates Jr, Robert E OR2010-11-19 → cancelled 2022-11-22
- LARIMORE, JEFFREY A AZ2022-12-09 active