About this number
(918) 534 is a landline based telephone number operated by Southwestern Bell and is located in zip code 74029 in the city of Dewey, Oklahoma, which is in Washington County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 918 and Network Numbering Exchange (NXX - also known as a prefix) of 534. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of DEWYOKMARS1. As well as a Local access and transport area (LATA) of 538. Zip code 74029 has a population of 5,128 as of the 2010 census.