Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0OCD callsign genealogy
Currently held by Kastantin, George S
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 K0OCD's current licensee, walking backwards.
- Kastantin, George SIAgranted 2009-12-18cancelled 2010-03-06
Successor callsigns
Callsigns held now by people who previously held K0OCD.
No current licensee on record previously held this callsign.