Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7KOI callsign genealogy
Currently held by Crouch, Chase
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 K7KOI's current licensee, walking backwards.
- Crouch, ChaseORgranted 2026-07-25cancelled 2026-08-18
Successor callsigns
Callsigns held now by people who previously held K7KOI.
No current licensee on record previously held this callsign.