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Oklahoma Area Codes

The state of Oklahoma is one of the West South Central States of United States. The West South Central is one of the nine geographic divisions of United States. Standard Time Zone followed by the state is Central Time Zone.
Major companies providing telephone services in Oklahoma are:

  • ALLTEL COMMUNICATIONS, INC. - AR
  • AMERICAN MESSAGING (AM), INC.
  • AT&T ALASCOM
  • BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL
  • BROADWING COMMUNICATINS. LLC - CA
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
  • CORR WIRELESS COMMUNICATIONS, LLC
  • DIGITCOM SERVICES, INC.
  • NEW CINGULAR WIRELESS PCS, LLC
  • NEXTEL COMMUNICATIONS, INC.
  • PAC - WEST TELECOMM, INC.
  • PACIFIC BELL
  • QWEST CORPORATION
  • SPRINT COMMUNICATIONS COMPANY, L.P. - AR
  • SPRINT SPECTRUM L.P.
  • TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
  • THE TELEPHONE CONNECTION OF LOS ANGELES, INC.
  • T-MOBILE USA, INC.
  • VERIZON WIRELESS OF THE EAST, LP - AL
  • XO CALIFORNIA, INC.
Oklahoma's area codes providing telephone services in state are:
  • Area Code 405 (Created in 1947)
  • Area Code 580 (Created in 1997)
  • Area Code 918 (Created in 1953)
A brief description of  Oklahoma Area Codes is given below:

It is one of the original eighty six area codes which were created in 1947. In start it was assigned to the entire state for providing telephone services.

This area code was created for providing numbering relief to area code 405. It was formed on 1st November 1997 for serving all the western and southern areas of Oklahoma State except the Oklahoma City and Tulsa Region. 

This area code was created in 1953 for serving the Northeastern areas of the Oklahoma. This area code was created for providing numbering relief to area code 405.