Area code 405 serves the U.S. state of Oklahoma. It covers the Oklahoma City Metropolitan Area including cities such as Oklahoma City, Edmond, El Reno, Norman, Stillwater, Shawnee, Chickasha, Tuttle, and Moore.

The other two area codes serving Oklahoma are 918, which covers northeastern Oklahoma (including the city of Tulsa) and 580 which serves western and southern Oklahoma.

Prior to January 1, 1953, all of Oklahoma was contained within 405. On that date, northeastern Oklahoma was assigned area code 918. On November 1, 1997, 405 was reduced to cover only central Oklahoma, while the remainder of the state was assigned area code 580.

[edit] External links

• NANPA Area Code Map of Oklahoma
• List of exchanges from AreaCodeDownload.com, 405 Area Code

State of Oklahoma Area Codes: 405, 580, 918
	North: 580, 918
West: 580	area code 405	East: 918
	South: 580

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