Amazon has expanded its "Get It Today" same-day delivery service to six new cities. The feature allows customers in those cities to order as late as noon, seven days a week, for delivery the same day.

Already available in Los Angeles, Phoenix, San Francisco, and Seattle, effective today, "Get It Today" is open to customers in Baltimore, Dallas, Indianapolis, New York City, Philadelphia, and Washington, D.C. Amazon Prime members $5.99 for all the same-day delivery items. Pricing for non-Prime customers remains unchanged, with a $9.98 fee for the first item and $0.99 for each additional item.

Same-day delivery is available for select household needs, health and beauty, baby items, toys, movies and games, electronics, office supplies, sporting goods, apparel and home accessories.