About this number
(650) 506 is a landline based telephone number operated by Pacific Bell and is located in zip code 94070 in the city of San Carlos, California, which is in San Mateo County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 650 and Network Numbering Exchange (NXX - also known as a prefix) of 506. It has an Operating Company Number (OCN) of 9740. A Common Language Location Identifier (CLLI) of SNCRCA11DS0. As well as a Local access and transport area (LATA) of 722. Zip code 94070 has a population of 29,166 as of the 2010 census.