About this number
(712) 257-0067 is a landline based telephone number operated by Northwest Iowa Telephone, LLC and is located in zip code 51054 in the city of Sergeant Bluff, Iowa, which is in Woodbury County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 712, a Network Numbering Exchange (NXX - also known as a prefix) of 257 and a subscriber number of 0067. It has an Operating Company Number (OCN) of 1260. A Common Language Location Identifier (CLLI) of SRBLIAXODS0. As well as a Local access and transport area (LATA) of 630. Zip code 51054 has a population of 5,110 as of the 2010 census.