U S Government--postal Service, Post Office 216 Front St Sheldon, ND 58068 Phone : (701) 882-3203 Business Category Post Offices Government Offices & Public Schools Post Office - Sheldon 216 Front St Sheldon, ND 58068 Phone : (701) 882-3203 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906