Colville Tribes Education Department Omak, WA 98841 Phone : (509) 422-7402 Business Category General Government Government Offices Indian Omak--higher Education Okanogan, WA 98840 Phone : (509) 422-7402 Business Category Government Offices Indian Government Offices & Public Schools Omak--voc Rehab Okanogan, WA 98840 Phone : (509) 422-7402 Business Category Government Offices Indian Government Offices & Public Schools Omak--vocational Rehabilitation Okanogan, WA 98840 Phone : (509) 422-7402 Business Category Government Offices Indian Government Offices & Public Schools