Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0USI callsign genealogy
Currently held by CISSNA, TIMOTHY 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 K0USI's current licensee, walking backwards.
- CISSNA, TIMOTHY MCOgranted 1995-12-11cancelled 2000-11-07
Successor callsigns
Callsigns held now by people who previously held K0USI.
No current licensee on record previously held this callsign.