Below is a list of Herndon KS zip codes. For your research we have also included Herndon Area Code, Time Zone, UTC and the local Rawlins County FIPS Code. Each Herndon Kansas zip code has a center Longitude / Latitude point (the Herndon center is -100.78700256348 / 39.909000396729). For your convenience we have also indicated if that zip code in Herndon observes Daylight Savings time.