Below is a list of Irwindale CA zip codes. For your research we have also included Irwindale Area Code, Time Zone, UTC and the local Los Angeles County FIPS Code. Each Irwindale California zip code has a center Longitude / Latitude point (the Irwindale center is -117.95500183105 / 34.155700683594). For your convenience we have also indicated if that zip code in Irwindale observes Daylight Savings time.