Area codes 918 and 539

Area codes 918 and 539 are telephone overlay area codes in the North American Numbering Plan for the northeast of Oklahoma, including the city of Tulsa. The numbering plan area also comprises Bartlesville, Broken Arrow, Claremore, Gore, Jenks, McAlester, Muskogee, Okmulgee, Pryor, Sapulpa, Tahlequah.

Area code 918 was created in 1953 in an area code split of 405. Area code 539 was added to the numbering plan area on April 1, 2011. Mandatory ten-digit dialing became effective on March 5, 2011. It is the first overlay in Oklahoma.^[1]^[2]

The other area codes for Oklahoma are 405 and 572, which cover the Oklahoma City Metropolitan Area in central Oklahoma, and 580, which covers northern, western, and southern Oklahoma areas outside of the OKC metro.

Service area

Below is a full list of all towns and cities in the numbering plan area.

References

^ "918 Area Code To Get Overlay Area Code 539 In 2011". NewsOn6. Archived from the original on 2016-03-04. Retrieved 2023-01-23.
^ "Introducing Oklahoma's New Area Code 539" (PDF). AT&T. Archived from the original (PDF) on 2012-03-31. Retrieved 2023-01-23.

External links

"Area Code Maps". NANPA.

Oklahoma area codes: 405/572, 580, 918/539
	North: 620
West: 580, 405/572	539/918	East: 417, 479, 870
	South: 580
Kansas area codes: 316, 620, 785, 913
Missouri area codes: 314/557, 417, 573/235, 636, 660, 816/975
Arkansas area codes: 479, 501, 870/327

35°30′N 95°30′W / 35.5°N 95.5°W / 35.5; -95.5

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[1] "918 Area Code To Get Overlay Area Code 539 In 2011". NewsOn6. Archived from the original on 2016-03-04. Retrieved 2023-01-23.

[2] "Introducing Oklahoma's New Area Code 539" (PDF). AT&T. Archived from the original (PDF) on 2012-03-31. Retrieved 2023-01-23.

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