Reply Shoppers walk around a COVID-19 vaccine check-in area inside a San Antonio, Texas, Walmart on March 29, 2021. (Sergio Flores/Getty Images) FREMONT, CA — Walmart has begun offering COVID-19 vaccines at 137 of its California pharmacies — including in Fremont. Six Sam's Club stores are also part of the Golden State vaccination effort. Appointments are being scheduled now. Subscribe Walmart has an online scheduler. Appointments at participating Sam's Club stores can be made here. See the complete store list below. Subscribe Congressman Raul Ruiz (CA-36), a medical doctor, wrote a Feb. 26 letter to Walmart President and CEO Doug McMillon asking the retail chief to expand the number of states in which his company was offering COVID-19 vaccines and to prioritize locations in the hardest hit, highest risk underserved communities,