Below is a list of Havre MT zip codes. For your research we have also included Havre Area Code, Time Zone, UTC and the local Hill County FIPS Code. Each Havre Montana zip code has a center Longitude / Latitude point (the Havre center is -109.67700195312 / 48.543800354004). For your convenience we have also indicated if that zip code in Havre observes Daylight Savings time.