Mt Diablo San Unified School District is the only district with an online search tool, however the other nearby districts (links below) require you to contact the school directly and provide an address or download their school map. Each district listed has a link to the map or contact number to locate the school based on your address.
To be certain, verifying by phone with an administrator will ensure there are no impact issues which can happen when the schools are at full capacity.
Acalanes Union High School District
San Ramon Unified School District