Coast Union HighHigh SchoolsHigh SchoolsHigh SchoolsCoast Union High Coast Union HighCoast Union High’s Community Engagement Page. Address: 2950 SANTA ROSA CREEK RD Locale/Designation: CAMBRIA Phone: 8059273889 Visit This LinkShare Related ItemsGilchrist Junior/Senior High School Gilchrist Junior/Senior High School’s Community Engagement Page. Visit PageBusiness HoursAckerson Lake Community Education Ackerson Lake Community Education’s Community Engagement Page. Visit PageBusiness HoursChugiak High School Chugiak High School’s Community Engagement Page. Visit PageBusiness Hours