About this number
(509) 776 is a landline based telephone number operated by Level 3 Communications, LLC - and is located in zip code 99362 in the city of Walla Walla, Washington, which is in Walla Walla County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 509 and Network Numbering Exchange (NXX - also known as a prefix) of 776. It has an Operating Company Number (OCN) of 6121. A Common Language Location Identifier (CLLI) of WLWLWA015MD. As well as a Local access and transport area (LATA) of 676. It was first assigned for usage on 06/12/2002. Zip code 99362 has a population of 41,056 as of the 2010 census.