Only the current version so far — new entries appear as the app ships updates.
Philly 311 is a productivity app by City of Philadelphia with 50,000+ downloads (about 59K estimated). +101 installs in the last 7 days. Rated 2.5 from 344 ratings. Released Aug 21, 2012. Install growth, rank history, SDKs and ad networks.
From the store listing: “Philly 311 allows service requests to be submitted to your local government”
