First Place to Try

If you are currently enrolled at a college go to the financial aid office and make them work for their salary. They are their to help you to get financial aid. Most state financial aid offices will require that you also fill out the Free Application for Federal Student AidFAFSA, you can usually do in online now, that is actually the preferred way. Make sure you know the deadlines for your specific college. Also followup and fix any mistakes as soon as they notify you.
After you fill out the FAFSA then the school is sent the information about you electronically, depending on the costs of the school and a multitude of other factors they will present you with your possible offers usually through the financial aid office at your school. So again make sure that you are constantly on the doorstep at the financial aid office. Many colleges also have this information on the student's electronic profile. Check to see if your college offers this. That way you can check periodically online to find out your financial aid status.