Below is a list of Geary County KS zip codes. For your research we have also included Geary County Area Code, Time Zone, UTC and the local County FIPS Code. Each Geary County Kansas zip code has a center Longitude / Latitude point (the Geary County center is -96.839897155762 / 39.08570098877). For your convenience we have also indicated if that zip code in Geary County observes Daylight Savings time.