Below is a list of Grant City MO zip codes. For your research we have also included Grant City Area Code, Time Zone, UTC and the local Worth County FIPS Code. Each Grant City Missouri zip code has a center Longitude / Latitude point (the Grant City center is -94.413398742676 / 40.487300872803). For your convenience we have also indicated if that zip code in Grant City observes Daylight Savings time.