About this number
(360) 853 is a landline based telephone number operated by Frontier Communications Northw and is located in zip code 98237 in the city of Concrete, Washington, which is in Skagit County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 360 and Network Numbering Exchange (NXX - also known as a prefix) of 853. It has an Operating Company Number (OCN) of 4423. A Common Language Location Identifier (CLLI) of CNCRWAXXDS0. As well as a Local access and transport area (LATA) of 674. Zip code 98237 has a population of 4,025 as of the 2010 census.