List of US Post Office Stores in Umpqua, OR Outlet Note Regular Brands US Post Office Oregon Umpqua Rating 4.5 based on 76 votes Official Website https://www.usps.com/ Products Postal Service NameAddressPhone Name/Address/Phone US Post Office outlet - Umpqua 6451 Fort Mckay Rd (541) 459-2721 People Also Viewed