Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX0B callsign genealogy
Currently held by Jantz, Clinton J
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 KX0B's current licensee, walking backwards.
- Jantz, Clinton JCOgranted 2015-03-23cancelled 2016-06-11
Successor callsigns
Callsigns held now by people who previously held KX0B.
All historical holders
Every license row we've seen with the callsign KX0B, oldest first.
- WALKER, WILLIAM R MO2004-10-26 → cancelled 2014-05-23
- Jantz, Clinton J CO2016-06-11 → cancelled 2024-08-27