Great Western Bank Address: 1301 Main St, Webster, SD 57274 Phone: (605) 345-4671 Hours: Mon: 9am-4pm Tue: 9am-4pm Wed: 9am-4pm Thu: 9am-4pm Fri: 9am-4pm Sat: 9am-12pm Banks, Savings & Loan Associations, E Commerce Other Businesses: Cor Trust Bank at 26 W 7th Ave, Webster, SD 57274 Dacotah Bank at 600 Main St, Webster, SD 57274 Lynn Lake Lodge at 13551 427th Ave, Webster, SD 57274 Prairie Wood Inn B & B at 43829 US Highway 12, Webster, SD 57274