Connecticut's This White Mountain have been sculpting atmospheric black metal out of Mansfield since 2009, weaving sweeping, nature-inspired ambiance through tremolo-driven darkness in the tradition of the American atmospheric underground.

With origins tracing to Tel Aviv in 2016 and listed under a US flag, Thokkian Vortex practice unadorned black metal that speaks a universal language of frost and malice regardless of geography.

A Pennsylvania atmospheric black metal project formed in 2022, Tholin pursue the introspective and expansive side of the genre — dense walls of tremolo and texture serving as vessels for longing and desolation.

Operating from Boonsboro, Maryland since 2016, Thonian Horde practice a traditional-leaning black metal that draws on the mythological and esoteric currents flowing through the American underground.

A US atmospheric black metal project formed in 2024, Thorndike channels the expansive, mist-laden textures the subgenre is known for, layering ambient sweep over raw black metal architecture. Still young, the project is already staking out its place in the crowded but endlessly compelling atmospheric black metal underground.

Ventura, California's Thornlord emerged in 2024 blending death and black metal into a ferocious hybrid that draws from both the brutality of death metal and the cold, malignant atmosphere of black metal. The coastal California origins add little warmth — the band's sound is decidedly grim.

Los Angeles blackened thrash act Thorns of Sin formed in 2015 and draws from the same Southern California tradition that produced many crossover-influenced metal acts, mixing black metal's cold malice with thrash's relentless velocity. The result is lean, aggressive, and uncompromising.

One of the oldest USBM bands, active since 1993. Named after the Isengard song. Released on Werewolf Records with decades of raw, bestial output.

Georgia's Thos Ælla formed in 2021 and operates in the murky, aggressive territory where death and black metal collide, drawing on both traditions without fully committing to either. The Old English name signals an interest in antiquity, and their sound carries a primitive rawness that fits the aesthetic.