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Area code 509 is the telephone area code in the North American Numbering Plan (NANP) for the eastern part of the U.S. state of Washington. The numbering plan area (NPA) roughly comprises the state east of the Cascade Mountains , and includes Spokane , the Tri-Cities ( Richland , Pasco , and Kennewick ), Ellensburg , Yakima , Walla ...
- Area code 509 - Simple English Wikipedia, the free encyclopedia
Area code 509 is an area code for Washington. It was created...
- Area code 509 - Simple English Wikipedia, the free encyclopedia
Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits. A numbering plan area with multiple area codes is called an overlay .
CodeTerritory Or UseDate200not in use; available for non-geographic ...easily recognizable code (ERC)New Jersey ( Bergen County and Hudson ...19471947Southwestern Connecticut ( Bridgeport, ...1947Area code 509 is an area code for Washington. It was created as a split from 206 in 1957. It covers the eastern portion of the state, consisting of towns such as Spokane, Ellensburg, Yakima, Walla Walla, Wenatchee, Richland, Pasco, and Kennewick.
The U.S. state of Washington has six telephone area codes. The state initially used a single area code ( 206) until it was divided in 1957 with the creation of area code 509 to serve Eastern Washington.
US Area Codes By State. Location of all Area Codes in the US. To faciltiate the millions of phone users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
This is a list of North American telephone area codes in effect for the North American Numbering Plan (NANP). The area to which an area code is officially assigned is known as a Numbering Plan Area (NPA).
Area codes 450, 579, and 354 are telephone area codes in the North American Numbering Plan in the Canadian province of Quebec, encompassing the off-island suburbs of Montreal, as well as the rest of the Montérégie region southward to the border with New York state.
