About this number
(580) 421-0004 is a landline based telephone number operated by Southwestern Bell and is located in zip code 74820 in the city of Ada, Oklahoma, which is in Pontotoc County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 580, a Network Numbering Exchange (NXX - also known as a prefix) of 421 and a subscriber number of 0004. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of ADA OKMADS1. As well as a Local access and transport area (LATA) of 536. It was first assigned for usage on 01/01/1901. Zip code 74820 has a population of 30,802 as of the 2010 census.