Look at a 918 Area Code map. The new 539 area code will be added on April 1, 2011. Calls to 911, 211 and 411 will not be affected by the change.

1953 — 918 area code assigned to eastern Oklahoma, including Tulsa. 1962 — Telephone customers begin dialing their own long-distance calls.

The choices for the panel are to implement a new code overlay in the area or split the present 918 area code. D.R. STEWART World Staff Writer Dec 18, 2009 ...

OKLAHOMA CITY -- In a vote Monday morning, the Oklahoma Corporation Commission voted 2-1 on how it is going to break up the 918 area code. After holding a public discussion, the commissioners ...

TULSA, OK -- The state Corporation Commission conducted a town hall meeting in Tulsa on Wednesday morning concerning the 918 area code running out of numbers. 2/5/2009 Related story: Calling All ...

TULSA, Oklahoma -- Ten-digit dialing begins Saturday, March 5, 2011, for everyone in the 918 area code. Every call you make will need the area code, even if it's local. You won't need to dial a ...