Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NU7DX callsign genealogy
Currently held by Erwin, Brett M
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 NU7DX's current licensee, walking backwards.
- Erwin, Brett MWAgranted 2006-06-17cancelled 2007-11-16
- SLEVIN, TIMCAgranted 2020-06-12
- SLEVIN, TIMCAgranted 2009-09-11cancelled 2010-08-27
- Lowery, CaulinCAgranted 2020-08-29
- Lowery, CaulinCAgranted 2019-08-06cancelled 2020-08-29
Successor callsigns
Callsigns held now by people who previously held NU7DX.
No current licensee on record previously held this callsign.