Ready to get started or just want to learn more? Fill out the form in this page and we'll reach out to you, or contact one of our representatives listed below. Great Southern Merchant Services Representatives Mike Detrick St. Louis, Columbia MO, Denver, and Atlanta (636) 345-9587 Clay Cook Springfield, Joplin, Kansas City, Rogers, Tulsa, and Dallas (417) 225-7013 Eric Yoerger Iowa, Minnesota, Nebraska, Chicago (515) 473-6089 Michelle Kiblinger Springfield, Branson, and Southwest Missouri (417) 895-4705
