About this number
(818) 581 is a wireless/mobile based telephone number operated by Sprint Spectrum L.P. and is located in zip code 92614 in the city of Irvine, California, which is in Orange County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 818 and Network Numbering Exchange (NXX - also known as a prefix) of 581. It has an Operating Company Number (OCN) of 6664. A Common Language Location Identifier (CLLI) of IRVECACM2MD. As well as a Local access and transport area (LATA) of 730. It was first assigned for usage on 01/28/2002. Zip code 92614 has a population of 24,748 as of the 2010 census.