Track API PHL API - Developers Mapping PHL is the API of Philadelphia Geo Data. Determine zones, districts, and wards based on a street address. View some datasets on a map. The API is powered by GeoCouch, is RESTful and can return responses in JSON. Summary SDKs (0) Articles (1) How To (0) Sample Source Code (0) Libraries (0) Developers (0) Followers (1) Comments(0) Summary SDKs Articles How To Sample Source Code Libraries Developers Followers Comments Developers (0) Add Mashup