New Area Codes To Be
Placed in Service during 2010

02/10/2010 - Oregon - Area code 458 in Oregon was placed into service as overlay of area code 541. Area code 541 and 458 cover most of state of Oregon. Mandatory ten-digit dialing began on January 10, 2010.

02/26/2010 - Georgia - Area code 470 in Georgia was placed into service as an overlay of area code 404, 678 and 770. Mandatory ten-digit dialing already existed in the area code overlay complex.

05/17/2010 - Ontario - Area code 343 in Ontario Canada was placed into services as an overlay of area code 613. Ten digit dialing became mandatory on October 21, 2006.

05/31/2010 - Sint Maarten - Area code 721 was scheduled for implementation on 05/31/2010 but delayed. In planning letter PL-396 the North American Number Plan (NANPA) announced that the Government of Sint Maarten had requested a delay and that a new implementation date would be announced in the future. Currently Sint Maarten uses country code 599 which covers all of the Netherlands Antilles.

07/10/2010 - Alabama - Area code 938 in Alabama was put into service as an overlay of area code 256. Mandatory ten digit dialing began on June 5, 2010.

08/14/2010 - Wisconsin - Area code 534 was put into service as an overlay of area code 715 . Permissive seven or ten digit dialing began on October 17, 2009 and mandatory ten digit dialing began on July 17, 2010. This means all local calls in area code 534 and 715 must be dialed as a ten digit number beginning with the area code first.

08/21/2010 - Quebec, Canada - Area code 579 was put into service as an overlay of area code 450 . This overlay impacts and includes the greater Montreal area. In May 2009 the CNA approved a plan to provide numbering relief to area code 450 by expanding its boundaries, referred to as a boundary extension overlay, into existing boundaries of area code 438. On July 28, 2010 the Commission changed it decision, at the request of Bell Canada, and instead approved a plan to implement area code 579 as an overlay of area code 450 effective August 21, 2010.

10/02/2010 - Area Code 855 - Area code 855 was put into service as a toll free number. Other toll free numbers include 800, 888, 877 and 866.

View more area codes to be put into service in 2016 and beyond.

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Map Area Code News 2010

Permissive and Mandatory Ten Digit Dialing News

Area code 402 in Nebraska - Permissive seven or ten digit dialing begins June 26, 2010. Mandatory ten-digit dialing begins February 26, 2011.

Area code 918 in Oklahoma - Permissive seven or ten digit dialing begins August 7, 2010. Mandatory ten-digit dialing begins March 5, 2011.

Area code 715 in Wisconsin - Permissive seven or ten digit dialing begins October 17, 2009. Mandatory ten-digit dialing begins July 17, 2010.

View area code requiring ten digit dialing.

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