To sign up, make corrections, or cancel automatic bill payment, please mail the completed and signed authorization form to the Port of Walla Walla, 310 A Street, Walla Walla, WA 99362.
To sign up, make corrections, or cancel automatic bill payment, please mail the completed and signed authorization form to the Port of Walla Walla, 310 A Street, Walla Walla, WA 99362.
