About this number
(520) 576 is a landline based telephone number operated by Qwest Corporation and is located in zip code 85619 in the city of Mount Lemmon, Arizona, which is in Pima 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 576. It has an Operating Company Number (OCN) of 9636. A Common Language Location Identifier (CLLI) of TCSNAZMLRS2. As well as a Local access and transport area (LATA) of 668. Zip code 85619 has a population of 50 as of the 2010 census.