The 360 area code ran out of numbers. New customers in the 360 region now get a 564 area code, which actually has been around since 2017. If you live in 425, 206 and 253, your days are numbered.

The new year will also bring a new area code to Western Washington. T-Mobile began warning its customers in area codes 360, 425, 253 and 206 about the addition of area code 564. The 564 will be an ...

SPOKANE, Wash- The next time you get a phone call from a 564-area code don’t hang up. That phone call is coming from the west side of the state. The 360-area code was exhausted, meaning there ...

The commission previously approved the "564" area code in 2017, but only for the "360" region, which surrounds Seattle. The recent decision means that this new code will be used in both the "360 ...

The new area code overlay, which was originally approved in 2000, will start in western parts of the state that fall under the 360 area code, eventually expanding to Seattle (206), Tacoma (253 ...

The 564 area code was first introduced in 2017 to provide relief to the 360 area code. Now, as part of a step approach, the 564 area code will be extended to cover the 206 area code, according to ...

Initially, it served as a relief to the 360 area code. Under the oversight of the North American Numbering Plan Administrator (NANPA), the area code is now being expanded to the 206 area code.