Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI7YTD callsign genealogy
Currently held by Cattolico, Michael
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 KI7YTD's current licensee, walking backwards.
- Cattolico, MichaelWAgranted 2018-04-03cancelled 2018-06-05
Successor callsigns
Callsigns held now by people who previously held KI7YTD.
No current licensee on record previously held this callsign.