About this number
(425) 578-4220 is a wireless/mobile based telephone number operated by New Cingular Wireless Pcs, LLC and is located in zip code 98109 in the city of Seattle, Washington, which is in King County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 425, a Network Numbering Exchange (NXX - also known as a prefix) of 578 and a subscriber number of 4220. It has an Operating Company Number (OCN) of 6010. A Common Language Location Identifier (CLLI) of NOCLLIKNOWN. As well as a Local access and transport area (LATA) of 674. It was first assigned for usage on 05/25/2010. Zip code 98109 has a population of 20,715 as of the 2010 census.