Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7CTB callsign genealogy
Currently held by Brown, JO ANNE
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 N7CTB's current licensee, walking backwards.
- BALDWIN, CASEY TREVORIDgranted 2016-11-14cancelled 2016-12-03
Successor callsigns
Callsigns held now by people who previously held N7CTB.
- BALDWIN, Casey TORgranted 2022-12-09
All historical holders
Every license row we've seen with the callsign N7CTB, oldest first.
- Brown, JO ANNE AZ2003-05-28 → cancelled 2015-05-29
- BALDWIN, Casey T OR2016-12-03 → cancelled 2022-12-09