About this number
(925) 479-0015 is a landline based telephone number operated by Pacific Bell and is located in zip code 94583 in the city of San Ramon, California, which is in Contra Costa County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 925, a Network Numbering Exchange (NXX - also known as a prefix) of 479 and a subscriber number of 0015. It has an Operating Company Number (OCN) of 9740. A Common Language Location Identifier (CLLI) of SNRMCA11DS1. As well as a Local access and transport area (LATA) of 722. It was first assigned for usage on 01/01/1901. Zip code 94583 has a population of 34,859 as of the 2010 census.