Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0MMS callsign genealogy
Currently held by Sowell, Mark
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 K0MMS's current licensee, walking backwards.
- Sowell, MarkCOgranted 2025-05-10cancelled 2025-05-30
Successor callsigns
Callsigns held now by people who previously held K0MMS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0MMS, oldest first.
- BABINATE, PAUL J IA2006-04-11 → cancelled 2018-06-13
- Sowell, Mark AZ2025-05-30 active