United States Government--post Office, 95 S Main Henefer, UT 84033 Phone : (435) 336-5324 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Post Office - Henefer 95 S Main St Henefer, UT 84033 Phone : (435) 336-5324 Post Office - Henefer Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Toll-Free           (800) ASK-USPS Fax           (435) 336-5324