Below is a list of Newington NH zip codes. For your research we have also included Newington Area Code, Time Zone, UTC and the local Rockingham County FIPS Code. Each Newington New Hampshire zip code has a center Longitude / Latitude point (the Newington center is -70.78589630127 / 43.057399749756). For your convenience we have also indicated if that zip code in Newington observes Daylight Savings time.