Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0PBT callsign genealogy
Currently held by Diesen, Christopher B
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 KC0PBT's current licensee, walking backwards.
- Diesen, Christopher BMNgranted 2016-04-22cancelled 2016-05-14
Successor callsigns
Callsigns held now by people who previously held KC0PBT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0PBT, oldest first.
- Diesen, Christopher B MN2003-02-11 → cancelled 2015-02-12
- Diesen, Christopher B MN2016-05-14 active