About this number
(603) 875 is a landline based telephone number operated by Union Telephone Co. - Nh and is located in zip code 03809 in the city of Alton, New Hampshire, which is in Belknap 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 875. It has an Operating Company Number (OCN) of 49. A Common Language Location Identifier (CLLI) of ALTNNHXADS0. As well as a Local access and transport area (LATA) of 122. Zip code 03809 has a population of 3,716 as of the 2010 census.