About this number
(740) 633 is a landline based telephone number operated by Ameritech Ohio and is located in zip code 43935 in the city of Martins Ferry, Ohio, which is in Belmont County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 740 and Network Numbering Exchange (NXX - also known as a prefix) of 633. It has an Operating Company Number (OCN) of 9321. A Common Language Location Identifier (CLLI) of MRFYOH63RS2. Zip code 43935 has a population of 8,943 as of the 2010 census.