Sammamish, Washington Area Code
Sammamish, WA Area Codes are
Sammamish, WA is officially utilizing one area code which is area code 425.
In addition to Sammamish, WA area code information read more about area code 425 details and Washington area codes.
Sammamish, WA is located in King County and observes the Pacific Time Zone. View our Times by Area Code tool.
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