List of US Post Office Stores in Littlefield, TX Outlet Note Regular Brands US Post Office Texas Littlefield Rating 4.5 based on 76 votes Official Website https://www.usps.com/ Products Postal Service NameAddressPhone Name/Address/Phone US Post Office outlet - Littlefield 801 Phelps Ave (806) 385-4030 US Post Office outlet - Littlefield 100 E 6th St (806) 385-4030 US Post Office outlet - Littlefield 2756 Fm 168 (806) 233-2581 People Also Viewed