Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4YCO callsign genealogy
Currently held by Homeland Security Emergency Communications Association
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 KG4YCO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KG4YCO.
- N3DHScancelledHomeland Security Emergency Communications AssociationVAgranted 2003-03-15cancelled 2011-05-06