Fallout: New Vegas Faction (Reputation) IDs

The Boomers are an isolationist tribe occupying the Nellis Air Force Base in the Mojave Wasteland in 2281.

The Brotherhood of Steel (commonly abbreviated to BoS) is a post-War technology-focused paramilitary order with chapters operating across the territory of the former United States.

Caesar's Legion, also referred to simply as The Legion, is a totalitarian dictatorship founded in 2247 by Edward "Caesar" Sallow and Joshua Graham, built on the conquest and enslavement of tribal societies in the American southwest.

The Followers of the Apocalypse, or simply the Followers, are a humanitarian organization originating in New California. Followers focus on providing education and medical services to those in need, as well as furthering research in non-military areas. Once allies of the New California Republic, they have since parted ways due to disagreements over NCR foreign policy.

The Great Khans are a raider tribe in the Mojave Wasteland in 2281. They are the third incarnation of the Khans. The Great Khans are the only truly organized band of raiders in the Mojave and, as befits their warrior culture, men and women both can hold their own in a fight, whether in a brawl or a shootout.

The New California Republic (NCR) is a post-War federal republic founded in New California in 2189. It is comprised of five contiguous states located in southern California, with additional territorial holdings in northern California, Oregon and Nevada.

The Powder Gangers (also referred to as Powder Gangsters by Johnson Nash) are a gang of escaped prisoners operating in the Mojave Wasteland in 2281.

The White Glove Society is one of the Three Families, responsible for the operation and maintenance of the Ultra-Luxe casino on the New Vegas Strip in 2281.