Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0MJS callsign genealogy
Currently held by Steckelberg, Michael J
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 K0MJS's current licensee, walking backwards.
- Steckelberg, Michael JMNgranted 2005-03-02cancelled 2006-02-07
Successor callsigns
Callsigns held now by people who previously held K0MJS.
No current licensee on record previously held this callsign.