Locations for Area Code - 425

Area code 425 serves the eastern suburbs of Seattle in western Washington, including Bellevue, Redmond, Everett, and Kirkland. Created in 1997 from a split with area code 206, it covers the tech-centric and fast-growing region known as the Eastside. Home to companies like Microsoft and Nintendo of America, the 425 area plays a central role in the state’s innovation economy. Ten-digit dialing is required. Area code 425 is strongly associated with affluence, suburban expansion, and the digital industry. It symbolizes a new era of growth for the greater Seattle area while maintaining ties to the Pacific Northwest lifestyle.