Below is a list of Richfield KS zip codes. For your research we have also included Richfield Area Code, Time Zone, UTC and the local Morton County FIPS Code. Each Richfield Kansas zip code has a center Longitude / Latitude point (the Richfield center is -101.78299713135 / 37.265300750732). For your convenience we have also indicated if that zip code in Richfield observes Daylight Savings time.