Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB7BTO callsign genealogy
Currently held by McCoy, Jon 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 KB7BTO's current licensee, walking backwards.
- McCoy, Jon MWAgranted 2017-03-02cancelled 2017-03-28
Successor callsigns
Callsigns held now by people who previously held KB7BTO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7BTO, oldest first.
- MC COY, JON M NY1991-07-02 → cancelled 2003-07-03
- McCoy, Jon M WA2017-03-28 active