East Baton Rouge Parish, Louisiana is 5,460 times larger than Phoenix, Arizona.
Area: 1,215 km2 calculated
East Baton Rouge Parish is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 440,171, making it the most populous parish in the state. The parish seat is Baton Rouge, Louisiana's state capital. Wikipedia
Area: 0 km2 calculated
Phoenix is the capital, and largest city, of the State of Arizona. With 1,445,632 people, Phoenix is the most populous state capital in the United States, as well as the sixth most populous city nationally, after New York, Los Angeles, Chicago, Houston, and Philadelphia. Wikipedia