The magazine offers reviews on firearms, ammunition, optics and shooting gear. Also included are historical articles, gun collecting, self-defense features, celebrity interviews and alerts on gun politics. In addition to departments, each issue contains a few featured articles and personality profiles of people in the firearms industry as well as technical evaluations new products. It has a readership of 5.8 million per month and is published on a monthly basis.
Guns & Ammo was founded by Robert E. Petersen in 1958 and has featured famed gunwriters such as P.O. Ackley, Craig Boddington, Jeff Cooper, Garry James, Bill Jordan, Elmer Keith, Bob Milek, Patrick Sweeney, Col. Townsend Whelen and John Wooters. Former National Rifle Association president Charlton Heston authored a gun rights column for the magazine titled "From the Capitol" until 2007.
Currently, Guns & Ammo magazine carries columns written by Eric R. Poole (Editorial), Garry James (Gun Room), Craig Boddington (Gun Notes), Patrick Sweeney (Handgunning), Chris Mudgett (Gun Tech), Tom Beckstrand (Rifles & Glass) and retired SGM Kyle Lamb (Lock, Stock & Barrel).