Below is a list of Inverness MT zip codes. For your research we have also included Inverness Area Code, Time Zone, UTC and the local Hill County FIPS Code. Each Inverness Montana zip code has a center Longitude / Latitude point (the Inverness center is -110.68499755859 / 48.553199768066). For your convenience we have also indicated if that zip code in Inverness observes Daylight Savings time.