Amazon is expanding its same-day grocery delivery service to 1,000 cities and towns across the U.S., the company said Wednesday.

Amazon has announced that customers in more than 1,000 U.S. cities and towns will soon be able order perishable groceries, including produce, dairy, meat, seafood, baked goods and frozen foods, for same-day delivery.

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.