Passport Application Services - Vermillion 16 Court St Vermillion, SD 57069 Phone : (605) 624-4701 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (605) 357-4906 Post Office - Vermillion 16 Court St Vermillion, SD 57069 Phone : (605) 624-4701 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906