Missouri QSO Party
The Missouri QSO Party is open for participation by all licensed amateur operators world-wide. The object of the contest is to work as many stations as possible during the contest period, to provide all licensed radio amateurs outside the state of Missouri the opportunity to work Missouri counties, and to provide all licensed radio amateurs in Missouri an opportunity to work other states and countries.
Link to Missouri QSO Party webpages
First full weekend in April; 1400z to 0400z Saturday and 1400z to 2000z Sunday