Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT7SDJ callsign genealogy
Currently held by O'Ryan, Jackie 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 KT7SDJ's current licensee, walking backwards.
- O'Ryan, Jackie MWAgranted 2017-12-19cancelled 2018-01-26
Successor callsigns
Callsigns held now by people who previously held KT7SDJ.
No current licensee on record previously held this callsign.