Contact Us


Aberdeen Great Plains Bank / Great Plains Insurance

P.O. Box 2140
Aberdeen, SD 57402
Phone: (605) 725-9400
Fax: (605) 725-9405

Bank Contacts:
Peter Mehlhaff - President
Terry Zetterlund - Sr. Vice President
Ann Langbehn - AVP/Loan Officer - NMLSR ID 403622
Dennis Oswald - AVP/Loan Officer
Bill Cameron - Compliance Officer
Becky Schoenfelder - CSR Supervisor
Customer Service

Eden Great Plains Bank / Great Plains Insurance

P.O. Box 7 Eden, SD 57232
Phone: (605) 486-4831
Fax: (605) 486-4833

Bank Contacts:
Peter Mehlhaff - President
Jane Schneider - Branch Manager/Loan Officer NMLSR ID 465047
Lori Opitz - Loan Officer
Customer Service

Eureka Great Plains Bank / Great Plains Insurance

P.O. Box 8 Eureka, SD 57437
Phone: (605) 284-2633
Fax: (605) 284-2807

Bank Contacts:
Peter Mehlhaff - President
Dennis Oswald - AVP/Loan Officer
Nancy Hemmingson -AVP/Information Systems Manager
Customer Service