Below is a list of Rosemead CA zip codes. For your research we have also included Rosemead Area Code, Time Zone, UTC and the local Los Angeles County FIPS Code. Each Rosemead California zip code has a center Longitude / Latitude point (the Rosemead center is -118.08200073242 / 34.069999694824). For your convenience we have also indicated if that zip code in Rosemead observes Daylight Savings time.