Diamond Bar, CA, US is a city located in Los Angeles County, founded in the 19th century and incorporated in 1989. The city's name comes from the diamond over a bar cattle branding mark. Covering an area of 14.8 square miles, it has a population of approximately 55,000. The city is known for the Diamond Bar Center, a cultural and community center that hosts various events and activities.
AT&T takes the top spot among Cell Phone Stores in Diamond Bar, California with 2 locations as of April 29, 2024.