Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7OCM callsign genealogy
Currently held by McKay, Michael K
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 W7OCM's current licensee, walking backwards.
- McKay, Michael KFLgranted 2008-12-11cancelled 2009-09-12
Successor callsigns
Callsigns held now by people who previously held W7OCM.
No current licensee on record previously held this callsign.