509 Area Code
Eastern Washington, Washington
Area code 509 is located in Eastern Washington, Washington. It covers Spokane, Yakima, and surrounding areas in the Pacific time zone (UTC-8). Administered by NANPA.
Where is area code 509?
Area code 509 is located in Eastern Washington, Washington. It covers Spokane, Yakima, and surrounding areas in the Pacific time zone (UTC-8).
Cities Covered by Area Code 509
Area code 509 primarily serves the Eastern Washington area of Washington. The exact coverage includes Spokane, Yakima, and Kennewick, along with surrounding communities and suburbs.
Time Zone
Pacific Time — UTC-8
Area code 509 operates in the Pacific Time Zone. When calling 509 numbers from a different time zone, be sure to account for the time difference to reach people during business hours.
About Area Code 509
Area code 509 was introduced in 1957 as a geographic area code serving Eastern Washington, Washington. It remains the primary area code for this region. Area codes are administered by NANPA (North American Numbering Plan Administration), the organization responsible for managing phone number resources in the US and Canada.