Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0MKR callsign genealogy
Currently held by SCHRAMM, RAYMOND E
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 K0MKR's current licensee, walking backwards.
- KF0RNHcancelledMO-KAN COUNCIL OF AMATEUR RADIO CLUBS INCMOgranted 2024-08-23cancelled 2024-11-19
Successor callsigns
Callsigns held now by people who previously held K0MKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0MKR, oldest first.
- SCHRAMM, RAYMOND E CO1998-09-08 → cancelled 2010-09-09
- MO-KAN COUNCIL OF AMATEUR RADIO CLUBS INC MO2024-11-19 active