Formed in May 2006 in Manassas, Virginia, Cab Ride Home played a beer-and-riffs brand of thrash and groove metal before eventually splitting up.

Wellsville, Ohio death/thrash outfit Cabal was a side project of Killjoy of Necrophagia formed after that band's initial breakup; the name comes from Clive Barker's novella Cabal, and the band released through Red Stream, Inc.

Cabinet are a black/death metal band from the remote mountain town of Mammoth Lakes, California, active since 2021 and exploring themes of decomposition and sordidity.

Rockville, Connecticut's Cable underwent a dramatic stylistic transformation over their long career — from metalcore and hardcore beginnings in 1994 through to atmospheric sludge metal — earning placements on Hydra Head Records compilations and an Eyehategod tribute record.

Cleveland black metal act Cabra have been active since 2016, channeling themes of war, destruction, misanthropy, and anti-religion into their uncompromising sound.

Los Angeles pagan black metal project Cacaodemon emerged in 2023, adding a nature-rooted spiritual dimension to the Southern California extreme metal underground.

Denver goregrind band Cacaorcass take a comedic approach to extreme metal, centering their themes around chocolate and parody; they appeared on the 2021 A Grindcore Tribute to Nirvana compilation.

Fall River, Massachusetts's Cacophonia have been pushing death metal and grindcore into experimental territory since 2021, representing a dissonant and unconventional voice in the New England underground.

Hyannis, Massachusetts black/death metal band Cacophonous Death have been active since 2017, bringing a harsh and bleak sound to Cape Cod's metal scene.