U S Government--postal Service Davenport, ND 58021 Phone : (701) 428-3416 Business Category Government Offices & Public Schools Post Office - Davenport 50 1st Ave Davenport, ND 58021 Phone : (701) 428-3416 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906 United States Government--postal Service, Davenport Nd Kindred, ND 58051 Phone : (701) 428-3416 Business Category Government Offices-Federal Government Offices & Public Schools