About this number
(641) 377 is a landline based telephone number operated by Colo Telephone Co. and is located in zip code 50056 in the city of Colo, Iowa, which is in Story County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 641 and Network Numbering Exchange (NXX - also known as a prefix) of 377. It has an Operating Company Number (OCN) of 1134. A Common Language Location Identifier (CLLI) of COLOIAXODS0. As well as a Local access and transport area (LATA) of 632. Zip code 50056 has a population of 1,372 as of the 2010 census.