Philippus Arabs
- Offers a summary of the life and reign of this Roman Emperor.
- http://www.roman-empire.net/decline/philipp-arabs.html

Philip the Arab and Rival Claimants of the later 240s
- Information on the Reign of the Roman Emperor Philip and others who tried to take the throne during his reign.
- http://www.roman-emperors.org/philarab.htm

Philip the Arab
- Entry on this Roman Emperor from Wikipedia.
- http://en.wikipedia.org/wiki/Philip_the_Arab

Philip I (Coins and Biography)
- Includes pictures of coins minted during the reign of Philip as Roman Emperor as well as brief biographical information.
- http://www.lawrence.edu/dept/art/buerger/catalogue/118.html

Petition to the Emperor Philip, On Official & Military Extortion, 246 CE
- Text of a petition sent to the Roman Emperor Philip decrying corruption in the government and military.
- http://www.fordham.edu/halsall/ancient/246philip-pet1.html