Below is a list of Trego County KS zip codes. For your research we have also included Trego County Area Code, Time Zone, UTC and the local County FIPS Code. Each Trego County Kansas zip code has a center Longitude / Latitude point (the Trego County center is -99.875099182129 / 38.938800811768). For your convenience we have also indicated if that zip code in Trego County observes Daylight Savings time.