Below is a list of Haswell CO zip codes. For your research we have also included Haswell Area Code, Time Zone, UTC and the local Kiowa County FIPS Code. Each Haswell Colorado zip code has a center Longitude / Latitude point (the Haswell center is -103.16100311279 / 38.453300476074). For your convenience we have also indicated if that zip code in Haswell observes Daylight Savings time.