Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5BTO callsign genealogy
Currently held by KELLY, MATTHEW S
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 K5BTO's current licensee, walking backwards.
- KELLY, MATTHEW STXgranted 2017-07-20cancelled 2017-08-08
Successor callsigns
Callsigns held now by people who previously held K5BTO.
No current licensee on record previously held this callsign.