Below is a list of Merriam KS zip codes. For your research we have also included Merriam Area Code, Time Zone, UTC and the local Johnson County FIPS Code. Each Merriam Kansas zip code has a center Longitude / Latitude point (the Merriam center is -94.696899414062 / 39.017799377441). For your convenience we have also indicated if that zip code in Merriam observes Daylight Savings time.