About this number
(415) 548 is a landline based telephone number operated by Onvoy, Inc. - Ca and is located in zip code 94520 in the city of Concord, 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 415 and Network Numbering Exchange (NXX - also known as a prefix) of 548. It has an Operating Company Number (OCN) of 668G. A Common Language Location Identifier (CLLI) of CNCRCALZ0MD. As well as a Local access and transport area (LATA) of 722. Zip code 94520 has a population of 37,208 as of the 2010 census.