Below is a list of Groveton NH zip codes. For your research we have also included Groveton Area Code, Time Zone, UTC and the local Coos County FIPS Code. Each Groveton New Hampshire zip code has a center Longitude / Latitude point (the Groveton center is -71.519096374512 / 44.601699829102). For your convenience we have also indicated if that zip code in Groveton observes Daylight Savings time.