About this number
(831) 319 is a landline based telephone number operated by Allegiance Telecom, Inc. - Ca and is located in zip code 94107 in the city of San Francisco, California, which is in San Francisco County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 831 and Network Numbering Exchange (NXX - also known as a prefix) of 319. It has an Operating Company Number (OCN) of 8782. A Common Language Location Identifier (CLLI) of SNFECAEJDS0. As well as a Local access and transport area (LATA) of 722. It was first assigned for usage on 04/17/2001. Zip code 94107 has a population of 26,599 as of the 2010 census.