Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE8TBO callsign genealogy
Currently held by McQuillan, Charles R
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 KE8TBO's current licensee, walking backwards.
- McQuillan Jr., Charles RMIgranted 2021-11-02cancelled 2022-01-11
Successor callsigns
Callsigns held now by people who previously held KE8TBO.
- McQuillan Jr., Charles RMIgranted 2021-11-02cancelled 2022-01-11
All historical holders
Every license row we've seen with the callsign KE8TBO, oldest first.
- McQuillan, Charles R MI2021-10-13 → cancelled 2021-11-02
- McQuillan Jr., Charles R MI2022-01-11 active