About this number
(909) 609-3681 is a landline based telephone number operated by Pacific Bell 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 909, a Network Numbering Exchange (NXX - also known as a prefix) of 609 and a subscriber number of 3681. It has an Operating Company Number (OCN) of 9740. A Common Language Location Identifier (CLLI) of FNTACA11DS0. As well as a Local access and transport area (LATA) of 730. It was first assigned for usage on 06/14/2005. Zip code 91761 has a population of 56,913 as of the 2010 census.