Bands
Ghouls of the Graveyard
Disbanded
Thrash Metal · Austin, TX
Disbanded
Gnostic
Technical Death/Thrash Metal · Atlanta, GA
Disbanded
Godfear
Thrash Metal · Arlington, TX
Disbanded
Godsent Humans
Thrash Metal/Crossover · McKinney, TX
Goetia
Thrash Metal · Memphis, TN
Disbanded
Golden Axe
Thrash Metal · Houston, TX
Disbanded
Grave Robbers
Thrash Metal/Crossover/Hardcore · Houston, TX
Disbanded
Gravity
Thrash Metal · Dallas, TX
Grimoire
Thrash Metal/Crossover · Fort Worth, TX
Gäry and the Death Lofts
Thrash Metal · Columbus, GA
Disbanded
Haate
Thrash Metal · New Orleans, LA
Disbanded
Hallows Eve
Thrash/Speed Metal · Atlanta, GA
Halopent
Death/Thrash Metal · Fort Worth, TX
Disbanded
Hammerwhore
Thrash Metal/Crossover · Alice, TX
Hate Fool
Thrash/Groove Metal · Fort Worth, TX
Heaven's Force
Disbanded
Power/Speed/Thrash Metal · Fort Worth, TX
Disbanded
Hel-Razor
Thrash Metal · Houston, TX
Disbanded
Hell Church
Thrash Metal · Houston, TX
HellBent
Death/Thrash/Groove Metal · Atlanta, GA
Hellborn Militia
Thrash/Groove Metal · Weslaco, TX
Hellwitch
Technical Death/Thrash Metal · Fort Lauderdale, FL
HexenHammer
Heavy/Doom/Thrash Metal · Columbia, TN
Hexlust
Death/Thrash Metal · San Antonio, TX
Holy Hell
Groove/Thrash Metal · San Antonio, TX
Homicidal Maniacs
Thrash Metal · Atlanta, GA
Horcrux
Thrash Metal/Metalcore with Death Metal · Cleveland, GA
Horns of Moses
Thrash/Groove Metal · Johnson City, TN
Hot Graves
Death/Black/Thrash Metal/Crust · Gainesville, FL
Disbanded
House of Goats
Crossover / Thrash Metal · New Orleans, LA
Disbanded
Humanicide
Thrash Metal / Crossover · Huntsville, AL
Disbanded
Hurlant
Progressive Thrash Metal · Austin, TX
Disbanded
Hyd
Progressive Thrash/Power Metal · Dallas/Fort Worth, TX
Icarus Syndrome
Power/Thrash Metal · Georgia
Illicit Rite
Death/Thrash Metal · Ringgold, GA
Disbanded
In Asunder
Melodic Death/Thrash Metal · Weslaco, TX
Disbanded
Incendium
Metalcore/Thrash/Death Metal · Brownsville, TX
Infernal Tyrant
Thrash Metal · Georgia
Infernikus
Death/Thrash Metal · Greenville, TX
Inhibited
Disbanded
Thrash Metal · Houston, TX
Inhumation
Thrash/Death Metal · El Paso, TX
Disbanded
Insain-Aside
Thrash Metal with Punk influences · Abilene, TX
Insaniti
Death/Thrash Metal · San Marcos, TX
Disbanded
Insomnia
Thrash Metal · Huntsville, AL
Disbanded
Intense Regret
Thrash Metal (early); Groove Metal (later) · Birmingham, AL
Disbanded
Ire & Uprise
Melodic Death/Thrash Metal · Nashville, TN
Iron Law
Thrash Metal / Crossover · Birmingham/Tuscaloosa, AL
Disbanded
Ironhead
Thrash Metal · El Paso, TX
Jacknife
Thrash/Groove Metal · Dallas, TX