Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0IDX callsign genealogy
Currently held by Harvey, Stephen P
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 K0IDX's current licensee, walking backwards.
- BROWN, RONALD GNDgranted 2006-07-11cancelled 2011-04-12
Successor callsigns
Callsigns held now by people who previously held K0IDX.
- Harvey, Stephen PNMgranted 2013-04-16cancelled 2025-06-28
All historical holders
Every license row we've seen with the callsign K0IDX, oldest first.
- Harvey, Stephen P MO2002-10-11 → cancelled 2003-06-27
- BROWN, RONALD G ND2021-02-26 active