About this number
(435) 563 is a landline based telephone number operated by Qwest Corporation and is located in zip code 84335 in the city of Smithfield, Utah, which is in Cache County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 435 and Network Numbering Exchange (NXX - also known as a prefix) of 563. It has an Operating Company Number (OCN) of 9636. A Common Language Location Identifier (CLLI) of SMFDUTMARS1. As well as a Local access and transport area (LATA) of 660. Zip code 84335 has a population of 11,372 as of the 2010 census.