Membership Office

PO Box 1715
Maple Grove, MN  55311-6715

Phone:  763-420-7829
Fax:  763-420-7849

Email:  lcoc@cornerstonereg.com

Hours:
May – September:  Monday – Thursday, 9:00 am – 5:00 pm Central Time
October – April:  Monday-Friday, 9:00 am – 5:00 pm Central Time