About this number
(603) 859 is a landline based telephone number operated by Union Telephone Co. - Nh and is located in zip code 03855 in the city of New Durham, New Hampshire, which is in Strafford County, and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 603 and Network Numbering Exchange (NXX - also known as a prefix) of 859. It has an Operating Company Number (OCN) of 49. A Common Language Location Identifier (CLLI) of NWDRNHXADS0. As well as a Local access and transport area (LATA) of 122. Zip code 03855 has a population of 2,638 as of the 2010 census.