Here are a few links you might find helpful.

Real Estate Agents
First Premier Realty
CenDak Realty, Inc.
Erickson & Associates, Realtors, LLC
Coldwell Banker Mehlhoff Associates
Mickelson Realtors, Inc.
Gerharter-Realtors
Century 21 Investment Realtors

Financial Institutions
Aberdeen Federal Credit Union

Housing
Paramount Estates