About this number
(520) 558 is a landline based telephone number operated by Valley Telephone Cooperative, and is located in zip code 85632 in the city of San Simon, Arizona, which is in Cochise County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 520 and Network Numbering Exchange (NXX - also known as a prefix) of 558. It has an Operating Company Number (OCN) of 2176. A Common Language Location Identifier (CLLI) of PRTLAZXCDS0. As well as a Local access and transport area (LATA) of 668. Zip code 85632 has a population of 835 as of the 2010 census.