Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9TTB callsign genealogy
Currently held by Chapman, Joy 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 KA9TTB's current licensee, walking backwards.
- Thomas, Carol LKYgranted 2015-11-18cancelled 2020-05-16
Successor callsigns
Callsigns held now by people who previously held KA9TTB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9TTB, oldest first.
- Chapman, Joy L VA2007-01-17 → cancelled 2019-03-22
- Thomas, Carol L KY2020-05-16 active