Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7CMO callsign genealogy
Currently held by Oxsheer, Chris 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 K7CMO's current licensee, walking backwards.
- Oxsheer, Chris MNMgranted 2021-09-08cancelled 2021-10-02
Successor callsigns
Callsigns held now by people who previously held K7CMO.
No current licensee on record previously held this callsign.