Amazon.com Inc., as of November, owned, leased or publicly announced plans to operate roughly 150 million square feet of space in the U.S. dedicated to storing and moving merchandise to consumers’ doorsteps. That’s nearly 5 square miles.

Here is what that looks like on a map, as well as some analysis of how Amazon’s footprint has grown over time, and explanations of the various types of facilities the retailer operates in the country that allow it to ship orders to consumers in two days or less.