Below is a list of Mont Vernon NH zip codes. For your research we have also included Mont Vernon Area Code, Time Zone, UTC and the local Hillsborough County FIPS Code. Each Mont Vernon New Hampshire zip code has a center Longitude / Latitude point (the Mont Vernon center is -71.674102783203 / 42.89469909668). For your convenience we have also indicated if that zip code in Mont Vernon observes Daylight Savings time.