Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4UV callsign genealogy
Currently held by SCHWAB, JOHN M
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 KY4UV's current licensee, walking backwards.
- SCHWAB, JOHN MNCgranted 2022-05-17cancelled 2023-01-30
Successor callsigns
Callsigns held now by people who previously held KY4UV.
No current licensee on record previously held this callsign.