Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT3O callsign genealogy
Currently held by ANGSTADT, JO ANNE 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 KT3O's current licensee, walking backwards.
- BOUGHTON, BARBARA AVAgranted 2009-06-11cancelled 2019-04-16
Successor callsigns
Callsigns held now by people who previously held KT3O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KT3O, oldest first.
- ANGSTADT, JO ANNE M FL2007-02-03 → cancelled 2019-03-28
- BOUGHTON, BARBARA A VA2019-04-16 active