List of SIMPLE Mobile Stores in Ephrata, WA Outlet Note Regular Brands SIMPLE Mobile Washington Ephrata Rating 4.9 based on 90 votes Official Website http://www.simplemobile.com/ Products Phones Cell Phone Plans NameAddressPhone Name/Address/Phone SIMPLE Mobile outlet - Ephrata 1399 Nat Washington Way (509) 754-8837 SIMPLE Mobile outlet - Ephrata 1399 S.E. BLVD (509) 754-8837 SIMPLE Mobile outlet - Ephrata 142 BASIN STREET NW (509) 754-0420 People Also Viewed