Matches in DBpedia 2014 for { ?s ?p Area codes 918 and 539 are telephone area codes serving northeast Oklahoma. These area codes cover the following major cities Tulsa, Broken Arrow, Bartlesville, McAlester, Gore, Jenks, Muskogee, Sapulpa, Tahlequah, Okmulgee, and northeastern Oklahoma. Area code 918 was created in 1953 as a split from area code 405. Area code 539 was created as an overlay for 918. It became active on April 1, 2011 (although 539 numbers could have been assigned for activation before that date).. }
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- Area_codes_918_and_539 comment "Area codes 918 and 539 are telephone area codes serving northeast Oklahoma. These area codes cover the following major cities Tulsa, Broken Arrow, Bartlesville, McAlester, Gore, Jenks, Muskogee, Sapulpa, Tahlequah, Okmulgee, and northeastern Oklahoma. Area code 918 was created in 1953 as a split from area code 405. Area code 539 was created as an overlay for 918. It became active on April 1, 2011 (although 539 numbers could have been assigned for activation before that date).".