ERHS Staff Access Voice Mail by first dialing the school's main number: (562) 801-7500 Arrange by department... Administration Classified Counselor English History and Social Studies Math Physical Education Resource ROP Science Special Education World Languages Visual and Performing Arts All Departments 0 items found. Christina Mata Department: English Email: cmata@erusd.org 0 Phone Ext: 57016 Location: A-206 Link: Twitter: Edmodo: More... Instructional Manager for Ethnic Studies Department Classes:• Diversity in Film and Literature • English HL 1 (IB)