Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM6S callsign genealogy
Currently held by NEWELL, JOAN M
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 KM6S's current licensee, walking backwards.
- Argueta Sr, Christian ACAgranted 2016-11-04cancelled 2019-12-17
Successor callsigns
Callsigns held now by people who previously held KM6S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM6S, oldest first.
- NEWELL, JOAN M CA1995-08-03 → cancelled 2007-08-04
- Stuebs, Mark P CA2007-11-27 → cancelled 2019-11-28
- Argueta Sr, Christian A CA2019-12-17 active