Below is a list of Chico CA zip codes. For your research we have also included Chico Area Code, Time Zone, UTC and the local Butte County FIPS Code. Each Chico California zip code has a center Longitude / Latitude point (the Chico center is -121.81500244141 / 39.75899887085). For your convenience we have also indicated if that zip code in Chico observes Daylight Savings time.