Los Angeles is the most populous city of California and the second most populous city of United States of America. It has a population of 3,792,621, according to the 2010 United States census. This city is spread over an area of 468.67 square mile and is located in the southern part of the state.Often known as LA or by nickname City of Angels, this city is a world center of business, fashion, entertainment, media, science, technology, education and culture. As located in the western part of United States, the zip codes of this city states with the digit 9 and are spread from 90001 to 90846. This city enjoys a Mediterranean climate, with an average of 35 days with measurable precipitation annually.