A service such as Schools and District Boundaries Map by Great Schools will provide a reasonable idea of your local public schools in your area.
You'll always be best off getting in contact with the local the School Board for the final answer.
- GreatSchools.org: Schools and District Boundaries Map by Great Schools
- Google & Local School Board: Simply Google your Town's Name and State "+ School Board" and you should pull up the website for your local school board. Send them an email or give them a call.