Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX0P callsign genealogy
Currently held by Neist, Troy 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 KX0P's current licensee, walking backwards.
- Neist, Troy CMNgranted 2009-07-21cancelled 2010-06-29
Successor callsigns
Callsigns held now by people who previously held KX0P.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KX0P, oldest first.
- SIEDHOFF, STEPHEN M KS1997-12-04 → cancelled 2009-12-05
- Neist, Troy C MN2020-04-09 active