About this number
(631) 863 is a landline based telephone number operated by Verizon New York, Inc. and is located in zip code 11787 in the city of Smithtown, 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 863. It has an Operating Company Number (OCN) of 9104. A Common Language Location Identifier (CLLI) of SMTWNYSMDS0. As well as a Local access and transport area (LATA) of 132. Zip code 11787 has a population of 35,772 as of the 2010 census.