Pennsylvania
Felons in prison cannot vote. Once an individual has completed his or her sentence, the right to vote is automatically restored.
Getting Your Vote Back:
http://www.aclupa.org/downloads/FelonDisenfranchisement.PDF/
http://www.sentencingproject.org/pdfs/rights-restoration/Pennsylvania.pdf
More Information:
http://www.aclupa.org/downloads/FelonDisenfranchisement.PDF