Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KB8TO callsign genealogy
Currently held by PARCHER, WILLIAM 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 KB8TO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB8TO.
- SANDERSON, THOMAS MOHgranted 2021-12-18
All historical holders
Every license row we've seen with the callsign KB8TO, oldest first.
- PARCHER, WILLIAM C OH2004-10-05 → cancelled 2016-12-13
- SANDERSON, THOMAS M OH2021-11-13 → cancelled 2021-12-18