About this number
(951) 239 is a wireless/mobile based telephone number operated by Sprint Spectrum L.P. and is located in zip code 91761 in the city of Ontario, California, which is in San Bernardino County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 951 and Network Numbering Exchange (NXX - also known as a prefix) of 239. It has an Operating Company Number (OCN) of 6664. A Common Language Location Identifier (CLLI) of ONTRCAOICM1. As well as a Local access and transport area (LATA) of 730. It was first assigned for usage on 09/24/2007. Zip code 91761 has a population of 56,913 as of the 2010 census.