About this number
(631) 991 is a landline based telephone number operated by Tc Systems,Inc. - Ny and is located in zip code 11743 in the city of Huntington, New York, which is in Suffolk County, and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 631 and Network Numbering Exchange (NXX - also known as a prefix) of 991. It has an Operating Company Number (OCN) of 7140. A Common Language Location Identifier (CLLI) of HNTNNYSUDS2. As well as a Local access and transport area (LATA) of 132. Zip code 11743 has a population of 42,230 as of the 2010 census.