Below is a list of Marthasville MO zip codes. For your research we have also included Marthasville Area Code, Time Zone, UTC and the local Warren County FIPS Code. Each Marthasville Missouri zip code has a center Longitude / Latitude point (the Marthasville center is -91.05419921875 / 38.628200531006). For your convenience we have also indicated if that zip code in Marthasville observes Daylight Savings time.