About this number
(509) 648 is a landline based telephone number operated by St John Telephone Co. and is located in zip code 99171 in the city of Saint John, Washington, which is in Whitman 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 648. It has an Operating Company Number (OCN) of 2442. A Common Language Location Identifier (CLLI) of STJHWAXADS0. As well as a Local access and transport area (LATA) of 676. Zip code 99171 has a population of 959 as of the 2010 census.