Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4COY callsign genealogy
Currently held by Scott III, Donald A
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 KB4COY's current licensee, walking backwards.
- Scott III, Donald APAgranted 2004-11-24cancelled 2008-09-12
Successor callsigns
Callsigns held now by people who previously held KB4COY.
- Scott III, Donald APAgranted 2018-07-03