Below is a list of New Madrid County MO zip codes. For your research we have also included New Madrid County Area Code, Time Zone, UTC and the local County FIPS Code. Each New Madrid County Missouri zip code has a center Longitude / Latitude point (the New Madrid County center is -89.703498840332 / 36.61429977417). For your convenience we have also indicated if that zip code in New Madrid County observes Daylight Savings time.