Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6TUZ callsign genealogy
Currently held by COOPER, SHARON L
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 N6TUZ's current licensee, walking backwards.
- COOPER, SHARON LCAgranted 2024-11-08cancelled 2024-11-26
Successor callsigns
Callsigns held now by people who previously held N6TUZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TUZ, oldest first.
- Cooper, Sharon L CA1993-02-09 → cancelled 2005-02-10
- COOPER, SHARON L CA2024-11-26 active