4. Philadelphia, PA
Autism Speaks rated Philadelphia as one of the cities that are the best cities and states to live in for autism services. If you take a look at the list which is annually updated by Karen Krivit at Philadelphia Elwyn, you can see how dedicated this city is to improving living standards for persons with autism and their families. They have support groups, preschool and school programs for autism, various centers for behavior evaluations, early intervention therapies, etc. All you need to do is to go through this document and find what you need. It contains contact information as well as information in regards to insurance coverage for certain programs.