Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NT7Q callsign genealogy
Currently held by NOORDA, DUANE H
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 NT7Q's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NT7Q.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NT7Q, oldest first.
- NOORDA, DUANE H AZ2006-03-15 → cancelled 2018-03-16
- Krantz, Gregory A NV2018-04-03 active