About this number
(661) 607 is a landline based telephone number operated by Pacific Bell and is located in zip code 91310 in the city of Castaic, California, which is in Los Angeles County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 661 and Network Numbering Exchange (NXX - also known as a prefix) of 607. It has an Operating Company Number (OCN) of 9740. A Common Language Location Identifier (CLLI) of CSTCCA11DS0. As well as a Local access and transport area (LATA) of 730.