FBI: Freedom of Information Act: Joseph Profaci
- Bureau files on the New York-based crime boss in 14 parts.
- http://foia.fbi.gov/foiaindex/proaci_joseph.htm

Village Voice: Mobster on a Mission
- Tom Robbins' biographical article on Colombo captain and FBI informant Gregory Scarpa Sr. The article explores Scarpa's relationship with FBI handler Lindley DeVecchio and his 1964 aide in locating three missing civil rights workers in Mississippi.
- http://www.villagevoice.com/news/0603,robbins,71772,5.html

Wikipedia: Colombo Crime Family
- History of the New York criminal organization. Discusses Profaci-Gallo War, boss Joe Colombo, Persico era.
- http://en.wikipedia.org/wiki/Colombo_crime_family

Wikipedia: Joe Colombo
- Biography of the New York gang boss. Topics include the formation of the Italian-American Civil Rights League and Colombo's assassination.
- http://en.wikipedia.org/wiki/Joe_Colombo

Crime Library: Colombo Family
- Writer Anthony Bruno surveys the rise and fall of one of America's most powerful crime families - Profaci/Colombo.
- http://www.crimelibrary.com/gangsters_outlaws/family_epics/colombo/1.html

Gang Land: Colombo: The First Century
- Article and photos relating to 100 years of New York's Colombo/Profaci criminal organization.
- http://www.ganglandnews.com/colombo.htm