Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4AY callsign genealogy
Currently held by CASSIDY, KENNETH C
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 KV4AY's current licensee, walking backwards.
- CASSIDY, KENNETH Ccancelled 1999-06-29
Successor callsigns
Callsigns held now by people who previously held KV4AY.
- CASSIDY, KENNETH CSCgranted 2000-05-09cancelled 2000-05-30