About this number
(206) 230 is a landline based telephone number operated by Qwest Corporation and is located in zip code 98040 in the city of Mercer Island, 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 206 and Network Numbering Exchange (NXX - also known as a prefix) of 230. It has an Operating Company Number (OCN) of 9638. A Common Language Location Identifier (CLLI) of MRISWA01DS0. As well as a Local access and transport area (LATA) of 674. Zip code 98040 has a population of 22,699 as of the 2010 census.