A Century of Better Banking. GateCity.Bank/100 218-998-7900-800-423-3344 428 West Lincoln Avenue Fergus Falls, MN 44 locations in 23 communities across North Dakota and central Minnesota 100 YEARS Gate City Bank For Better Way Life 1923 2023 Member FDIC A Century of Better Banking . GateCity.Bank/100 218-998-7900-800-423-3344 428 West Lincoln Avenue Fergus Falls , MN 44 locations in 23 communities across North Dakota and central Minnesota 100 YEARS Gate City Bank For Better Way Life 1923 2023 Member FDIC