About this number
(712) 476 is a landline based telephone number operated by Heartland Telecom Company Of I and is located in zip code 51247 in the city of Rock Valley, Iowa, which is in Sioux 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 476. It has an Operating Company Number (OCN) of 1109. A Common Language Location Identifier (CLLI) of RCVYIAACRS4. As well as a Local access and transport area (LATA) of 630. Zip code 51247 has a population of 4,870 as of the 2010 census.