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. Adrian Medrano Department: English Email: adrianmedrano@erusd.org 0 Phone Ext: 57904 Location: I-4 Link: Twitter: ERCoachMedrano Edmodo: More... Football Head Coach Classes:• ERWC • English 11 CP