Below is a list of Halstead KS zip codes. For your research we have also included Halstead Area Code, Time Zone, UTC and the local Harvey County FIPS Code. Each Halstead Kansas zip code has a center Longitude / Latitude point (the Halstead center is -97.508903503418 / 38.000598907471). For your convenience we have also indicated if that zip code in Halstead observes Daylight Savings time.