Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4BLU callsign genealogy
Currently held by Adams, Sean
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 KY4BLU's current licensee, walking backwards.
- Adams, SeanKYgranted 2021-04-23cancelled 2024-09-17
Successor callsigns
Callsigns held now by people who previously held KY4BLU.
No current licensee on record previously held this callsign.