About this number
(918) 371-7840 is a landline based telephone number operated by Southwestern Bell and is located in zip code 74021 in the city of Collinsville, Oklahoma, which is in Tulsa County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 918, a Network Numbering Exchange (NXX - also known as a prefix) of 371 and a subscriber number of 7840. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of COVLOKMARS1. As well as a Local access and transport area (LATA) of 538. Zip code 74021 has a population of 17,359 as of the 2010 census.