Below is a list of Buttonwillow CA zip codes. For your research we have also included Buttonwillow Area Code, Time Zone, UTC and the local Kern County FIPS Code. Each Buttonwillow California zip code has a center Longitude / Latitude point (the Buttonwillow center is -119.47399902344 / 35.399299621582). For your convenience we have also indicated if that zip code in Buttonwillow observes Daylight Savings time.