Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4YVX callsign genealogy
Currently held by SHIPLEY, WILLIAM T
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 KF4YVX'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 KF4YVX.
- W4HPLactiveCOOKEVILLE REPEATER ASSOCIATIONTNgranted 2018-06-26