About this number
(925) 957-4543 is a landline based telephone number operated by Mosaic Networx LLC - Ca and is located in zip code 94553 in the city of Martinez, 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 957 and a subscriber number of 4543. It has an Operating Company Number (OCN) of 293G. A Common Language Location Identifier (CLLI) of NOCLLIKNOWN. As well as a Local access and transport area (LATA) of 722. It was first assigned for usage on 03/12/2013. Zip code 94553 has a population of 47,065 as of the 2010 census.