Below is a list of Los Alamitos CA zip codes. For your research we have also included Los Alamitos Area Code, Time Zone, UTC and the local Orange County FIPS Code. Each Los Alamitos California zip code has a center Longitude / Latitude point (the Los Alamitos center is -118.05899810791 / 33.803001403809). For your convenience we have also indicated if that zip code in Los Alamitos observes Daylight Savings time.