United States Government--tea, Post Office 145 S Main Ave Tea, SD 57064 Phone : (605) 368-2871 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Post Office - Tea 145 S Main Ave Tea, SD 57064 Phone : (605) 368-2871 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906