The online retail giant plans to expand the service to 2,300 U.S. locations by year’s end in its quest to compete with Walmart.

Amazon is expanding its same-day grocery delivery service to 1,000 cities and towns across the U.S., the company said Wednesday. It's also introducing thousands of perishable grocery items to its offerings,

Amazon will begin same-day fresh grocery deliveries in more than 1,000 U.S. cities. It’s free tof orders over $25 for Prime members.