Map of Washington's area codes. The red-highlighted area has area code 425.
Area code 425 is a telephone area code in the North American Numbering Plan (NANP) for the suburbs north and east of Seattle in the U.S. state of Washington. The numbering plan area includes the Eastside, extending east to North Bend, north to Everett, and south to Maple Valley. It also includes the cities of Bellevue and Redmond, both major employment centers. The area code was created in 1997 in a three-way split of area code 206.
Areacode425 is a telephone areacode in the North American Numbering Plan (NANP) for the suburbs north and east of Seattle in the U.S. state of Washington...
County. The areacode commenced service on April 27, 1997, as part of a three-way split of areacode 206. The other of the three is areacode425. In the...
including Tacoma, received areacode 253, while the northern portion, including Everett and the Eastside, was assigned areacode425. On June 15, 2023, the...
numbering plan area 360. Neighboring areacodes 206, 253, and 425 were slated for expansion of the overlay upon exhaustion of central office codes in each NPA...
geographic numbering plan areas (NPAs). Each NPA is identified by one or more numbering plan areacodes (NPA codes, or areacodes), consisting of three digits...
provided by a division of the telephone numbering plan into groups of areacodes for the following regions: Telephone numbers in Mexico "Telephone numbering...
Areacodes 208 and 986 are telephone areacodes in the North American Numbering Plan for all of Idaho. Areacode 208 is one of the 86 original area codes...
Areacodes 617 and 857 are telephone areacodes in the North American Numbering Plan (NANP) for the U.S. state of Massachusetts, serving the city of Boston...
Areacode 802 is a telephone areacode in the North American Numbering Plan (NANP) for the U.S. State of Vermont. AT&T established the numbering plan area...
Areacodes 503 and 971 are telephone areacodes in the North American Numbering Plan (NANP) for the northwestern region of the U.S. state of Oregon. The...
areacode 564 is intended to eventually overlay other western Washington NPAs (206, 253, and 425) when demand requires numbering relief action. Area codes...
Areacodes 541 and 458 are telephone areacodes in the North American Numbering Plan (NANP) for most of the U.S. state of Oregon, excluding only the northwestern...
Areacode 509 is the telephone areacode in the North American Numbering Plan (NANP) for the eastern part of the U.S. state of Washington. The numbering...
calling areas. When dialling, if you wish to call a person in another local calling area, you must dial the trunk prefix followed by the areacode. Below...
Areacode 302 is a telephone areacode in the North American Numbering Plan (NANP) for the U.S. state of Delaware. It is Delaware's only areacode, and...
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