Los Alamitos, CA

ZIP code 90720 covers Los Alamitos and nearby Rossmoor in northwestern Orange County, near the Los Angeles County line. The area is primarily residential, with local schools, shops, and community facilities. Notable landmarks include Los Alamitos Race Course, Los Alamitos Joint Forces Training Base, Los Alamitos High School, and Los Alamitos Medical Center. Major roads connect the area with nearby Cypress, Seal Beach, and Long Beach.