First Troop Philadelphia City Cavalry
- Founded in 1774, this military unit is still active today as Troop A, 1/104 Cavalry, Pennsylvania Army National Guard.
- http://www.firsttroop.com/

28th Infantry Division (Mechanized)
- Official homepage for the 28 ID (M), including mission statement, command structure, history and recruiting information.
- http://www.dmva.state.pa.us/paarng/cwp/view.asp?a=3&Q=440947

Troop B, 1st Squadron, 104th Cavalry
- Located in Philadelphia, Troop B is made up of two tank platoons, two scout platoons, a section of mortars and a section of maintenance personnel.
- http://www.dmva.state.pa.us/paarng/cwp/view.asp?A=3&Q=443159

Keystone Soldiers
- Message board for public messages of support. Also event calendar, picture gallery, polls, penpal information, contributed articles, stories, and quotes, and links.
- http://www.keystonesoldiers.com/index.php

Pennsylvania Department of Military and Veterans Affairs
- Guard leadership, news, history, Family Action Office, and job opportunities. Includes links to Pennsylvania National Guard units and State veteran's homes.
- http://sites.state.pa.us/PA_Exec/Military_Affairs/

Pennsylvania Air National Guard
- Benefits and units that ensure the Pennsylvania Air National Guard are fully prepared for combat and ready to perform their state and federal missions.
- http://www.ang.state.pa.us/