Below is a list of Croydon NH zip codes. For your research we have also included Croydon Area Code, Time Zone, UTC and the local Sullivan County FIPS Code. Each Croydon New Hampshire zip code has a center Longitude / Latitude point (the Croydon center is -72.158599853516 / 43.369598388672). For your convenience we have also indicated if that zip code in Croydon observes Daylight Savings time.