Amazon Extends Prime Now to San Diego is extended its Prime Now service to San Diego today, offering up one hour delivery for a long list of items to its customers in the city from local stores and Amazon's own warehouse. Amazon said it is offering up things like paper towels, milk, Kindle devices, and more through the service. The new service includes an option to purchase items from local stores run by Sprouts Farmers Market, Bristol Farms, Northgate Gonzalez Market, and Sprinkles Cupcakes. Amazon said its new Prime Now service will run from 8am to 10pm seven days a week, with one hour delivery costing $7.99 and two hour deliveries for free; had launched Prime Now in both Los Angeles and Orange County back in September.