Below is a list of Hallsville MO zip codes. For your research we have also included Hallsville Area Code, Time Zone, UTC and the local Boone County FIPS Code. Each Hallsville Missouri zip code has a center Longitude / Latitude point (the Hallsville center is -92.22029876709 / 39.116798400879). For your convenience we have also indicated if that zip code in Hallsville observes Daylight Savings time.