About this number
(231) 622 is a landline based telephone number operated by Level 3 Communications, LLC - and is located in zip code 49503 in the city of Grand Rapids, Michigan, which is in Kent County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 231 and Network Numbering Exchange (NXX - also known as a prefix) of 622. It has an Operating Company Number (OCN) of 6120. A Common Language Location Identifier (CLLI) of GDRPMIQLX5Y. As well as a Local access and transport area (LATA) of 348. It was first assigned for usage on 08/19/2002. Zip code 49503 has a population of 35,940 as of the 2010 census.