Post Office - Walcott 472 Main Ave Walcott, ND 58077 Phone : (701) 469-2257 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906 U S Government--post Office 472 Main Ave Walcott, ND 58077 Phone : (701) 469-2257 Business Category Post Offices Government Offices & Public Schools