About this number
(515) 674 is a landline based telephone number operated by Qwest Corporation and is located in zip code 50054 in the city of Colfax, Iowa, which is in Jasper County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 515 and Network Numbering Exchange (NXX - also known as a prefix) of 674. It has an Operating Company Number (OCN) of 9631. A Common Language Location Identifier (CLLI) of CLFXIACORS0. As well as a Local access and transport area (LATA) of 632. Zip code 50054 has a population of 3,356 as of the 2010 census.