About this number
(712) 830 is a wireless/mobile based telephone number operated by United States Cellular Corp. - and is located in zip code 51401 in the city of Carroll, Iowa, which is in Carroll County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 712 and Network Numbering Exchange (NXX - also known as a prefix) of 830. It has an Operating Company Number (OCN) of 6266. A Common Language Location Identifier (CLLI) of CRRLIAAF0MD. As well as a Local access and transport area (LATA) of 644. Zip code 51401 has a population of 12,373 as of the 2010 census.