Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KV4SD callsign genealogy
Currently held by Hayes, Nathan Z
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 KV4SD's current licensee, walking backwards.
- Hayes, Nathan ZKYgranted 2004-01-14cancelled 2013-10-30
Successor callsigns
Callsigns held now by people who previously held KV4SD.
No current licensee on record previously held this callsign.