Keystone Human Services Oakdale, PA - Assisted Living Community size: Small (1-10) Get Prices & Availability (800) 341-4753 Office Keystone Human Services is a grand assisted living community in Oakdale, Pennsylvania. It is within enticing Allegheny County which is part of the Keystone State. + Read more Share this listing: Oakdale Senior Services Near Me None Listed Oakdale Senior Living Near Me