About this number
(775) 331 is a landline based telephone number operated by Nevada Bell and is located in zip code 89431 in the city of Sparks, Nevada, which is in Washoe County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 775 and Network Numbering Exchange (NXX - also known as a prefix) of 331. It has an Operating Company Number (OCN) of 9742. A Common Language Location Identifier (CLLI) of SPRKNV11DS0. As well as a Local access and transport area (LATA) of 720. Zip code 89431 has a population of 36,189 as of the 2010 census.