Philadelphia Sheriff's Office
- Mortgage foreclosure and tax sales listings. Services provided, FAQs, training and contact information.
- http://www.phillysheriff.com/

City of Philadelphia Police Department
- Offers information on its operations, reports, prevention programs, careers, wanted persons, missing persons, and community relations.
- http://www.ppdonline.org/

Philadelphia City Planning Commission
- Contains meeting schedule and agendas, neighborhood and district plans, and sources of planning data.
- http://www.philaplanning.org

Philadelphia City Government
- Official site. Extensive information on city services, departments, offices, authorities and officials for citizens and business. Includes news, Code of Ordinances and Home Rule Charter.
- http://www.phila.gov/