Below is a list of Vandalia MT zip codes. For your research we have also included Vandalia Area Code, Time Zone, UTC and the local Valley County FIPS Code. Each Vandalia Montana zip code has a center Longitude / Latitude point (the Vandalia center is -106.91000366211 / 48.354598999023). For your convenience we have also indicated if that zip code in Vandalia observes Daylight Savings time.