Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6TWA callsign genealogy
Currently held by ADAMS, HELEN D
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 N6TWA's current licensee, walking backwards.
- CASEY, DIANE MCAgranted 2000-10-19cancelled 2004-04-28
Successor callsigns
Callsigns held now by people who previously held N6TWA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TWA, oldest first.
- ADAMS, HELEN D CA1988-12-13 → cancelled 2000-12-14
- CASEY, DIANE M CA2014-02-28 → cancelled 2026-04-29