Wallula, Washington Area Code
Wallula, WA Area Codes are
Wallula, WA is officially utilizing one area code which is area code 509.
In addition to Wallula, WA area code information read more about area code 509 details and Washington area codes.
Wallula, WA is located in Walla Walla County and observes the Pacific Time Zone. View our Times by Area Code tool.
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