Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4KYB callsign genealogy
Currently held by CURD, WILLIAM H
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 K4KYB's current licensee, walking backwards.
- CURD, WILLIAM HKYgranted 2011-08-23cancelled 2015-12-18
Successor callsigns
Callsigns held now by people who previously held K4KYB.
No current licensee on record previously held this callsign.