About this number
(510) 403 is a landline based telephone number operated by Mpower Networks Services Inc. and is located in zip code 95131 in the city of San Jose, California, which is in Santa Clara County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 510 and Network Numbering Exchange (NXX - also known as a prefix) of 403. It has an Operating Company Number (OCN) of 748D. A Common Language Location Identifier (CLLI) of SNJUCA10DS0. As well as a Local access and transport area (LATA) of 722. Zip code 95131 has a population of 28,565 as of the 2010 census.