Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0MDM callsign genealogy
Currently held by McKeever, Mark D
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 K0MDM's current licensee, walking backwards.
- McKeever, Mark DMNgranted 2015-01-03cancelled 2015-12-08
Successor callsigns
Callsigns held now by people who previously held K0MDM.
- McKeever, Mark DMNgranted 2015-01-03cancelled 2015-12-08
All historical holders
Every license row we've seen with the callsign K0MDM, oldest first.
- McKeever, Mark D MN2013-05-24 → cancelled 2015-01-03
- McKeever, Mark D AZ2025-12-03 active