| 'Dillo Records | | | Texas, United States | | | |
| (It's) Opposite Day (And I Love You) Records | Original Production | | The Woodlands, Texas, United States | | | |
| @tunepremier | Publisher | | Austin, Texas, United States | 2021 | | |
| 1 Stop Distribution | | | Houston, Texas, United States | | | |
| 1-Stop Graphics & Distribution | Distributor | | Houston, Texas, United States | | | |
| 2nd Wreck'n Records | Production | | Houston, Texas, United States | 2019-10-01 | | 5 |
| 3 Notches Music | Distributor | | Texas, United States | 2015-04-28 | | |
| 6/27 Tapes | | | Austin, Texas, United States | | | |
| 13 O'Clock Records | Publisher | | Austin, Texas, United States | 2008 | | |
| 13th Planet Records, Inc. | Original Production | | El Paso, Texas, United States | 2006-01-09 | | |
| 33 1/3 Records | | | Austin, Texas, United States | | | |
| 39 Records | | | Dallas, Texas, United States | 2019-02-01 | | |
| 49-51 Entertainment | | | Dallas, Texas, United States | 2014-07-23 | | |
| 222 Entertainment | Production | | Richmond, Texas, United States | | | |
| 409-4Ever Entertainment Llc | Distributor | | Galveston, Texas, United States | 2016 | | |
| 1203 Entertainment | Publisher | | San Antonio, Texas, United States | | | |
| 1407 Records | | | Texas, United States | | | |
| 3100 Red Moon | Publisher | | Houston, Texas, United States | 2018-01-01 | | |
| 4535 Music | | | Dallas, Texas, United States | | | |
| A.R.C Discos | Original Production | | San Antonio, Texas, United States | | | |
| A.R.S. Records | | | Texas, United States | | | |
| Aaron Avenue Records | | | Arlington, Texas, United States | | | |
| Abridged Records | Original Production | | Houston, Texas, United States | | | |
| Absolut Shit | Original Production | | Austin, Texas, United States | | | |
| Abyssal Productions | Production | | Corpus Christi, Texas, United States | 2018 | | |
| Academik Records | | | Austin, Texas, United States | | | |
| Accrue Cassettes | | | Austin, Texas, United States | | | |
| Acorn Records | | | Corpus Christi, Texas, United States | | | |
| Act 1 Records | | | Texas, United States | | [unknown] | |
| Acuarela | | | Texas, United States | | | |
| AENL Music | Distributor | | Dallas, Texas, United States | 2021-05-10 | | |
| Aero | | | Corpus Christi, Texas, United States | | | |
| Æscape Sounds | | | Texas, United States | | | |
| Affordable Sound | Manufacturer | | Austin, Texas, United States | | | |
| Aggravated Records | | | Houston, Texas, United States | 1994 | | |
| Akashic Records | | | Lubbock, Texas, United States | | | |
| Akrón Records | | | Texas, United States | | | |
| Alamo Audio | Original Production | | San Antonio, Texas, United States | | [unknown] | |
| Alex Froot Entertainment Records | Publisher | | Dallas, Texas, United States | 2018-12-01 | | 5 |
| Alex Froot Music Group | Publisher | | Dallas, Texas, United States | 2020-08 | | |
| All ATX | Original Production | | Austin, Texas, United States | | | |
| All Grown Up! Records | Publisher | | Winnsboro, Texas, United States | 2018 | | |
| Allstar Records | | | South Houston, Texas, United States | 1953 | 1966 | |
| Almost There Records | | | Austin, Texas, United States | | | |
| ALTCO Recordings | | | Austin, Texas, United States | | | |
| Alto Records | | | Texas, United States | | | |
| ALWAYS PROPER | Publisher | | El Paso, Texas, United States | 2014-03-03 | | |
| Amazing Records | Original Production | | Fort Worth, Texas, United States | 1980 | | |
| Ambar Records | | | Texas, United States | | | |
| America | Imprint | | Pflugerville, Texas, United States | | | |
| American Pla-Boy | | | Houston, Texas, United States | | | |
| Andrea Perry Productions | Publisher | | Austin, Texas, United States | | | |
| Anhinga | Original Production | | Houston, Texas, United States | 1995 | | |
| Animal House Entertainment | Publisher | | Dallas, Texas, United States | | | |
| Anthem Records | | | Kerrville, Texas, United States | | [unknown] | |
| Anti-Social Propaganda | Original Production | | Corpus Christi, Texas, United States | | | |
| Antone’s Records | Original Production | | Austin, Texas, United States | 1993 | | |
| Anvileater Records | Production | | Denton, Texas, United States | 2011-04-20 | | |
| Any and All Media | Manufacturer | | Austin, Texas, United States | 2007 | 2018-05-31 | |
| AOK | | | Odessa, Texas, United States | | [unknown] | |
| Apogee Music | Publisher | | Texas, United States | | | |
| Arbinsongs | Publisher | | New York, Texas, United States | | | |
| Archival Tapes | Distributor | | Missouri City, Texas, United States | 2020 | 2021 | |
| Arclight Recordings | | | Austin, Texas, United States | | | |
| Arco | | | Texas, United States | | | |
| Artasee Records | Production | | Texas, United States | | | |
| Artesonic Records | Original Production | | San Antonio, Texas, United States | | [unknown] | |
| Artificial Head Records | | | Houston, Texas, United States | 2010-09-21 | | |
| Arts Magnet High School | | | Dallas, Texas, United States | | | |
| ArtsessionZ LLC | | | Texas, United States | | | |
| Aspyr Media, Inc. | Original Production | | Austin, Texas, United States | 2003 | | |
| Astral Editions | Original Production | | Austin, Texas, United States | 2019-04 | | |
| Astral Spirits | Publisher | | Austin, Texas, United States | 2014 | | |
| Astro Records | Original Production | | Pasadena, Texas, United States | | | |
| ASTROHAMSTER HARDCORE | Production | | Grapevine, Texas, United States | 2019 | | |
| Atavistic Insurgence | Original Production | | Texas, United States | | | |
| ATH Records | Original Production | | Austin, Texas, United States | | | |
| Atlas de Texas | | | San Antonio, Texas, United States | | | |
| Atrium Music | | | Austin, Texas, United States | | | |
| Audio Precision Records | | | Dallas, Texas, United States | | [unknown] | |
| Audiophile Live | Original Production | | Dallas, Texas, United States | | | |
| Audiophile Music Group | | | Austin, Texas, United States | | | |
| Audiophile XXL | Original Production | | Dallas, Texas, United States | | | |
| Aural Canyon | | | Austin, Texas, United States | | | |
| AUSTEX | Original Production | | Austin, Texas, United States | | | |
| Austin Bassline, LLC | | | Austin, Texas, United States | | | |
| Austin City Limits Music Festival | | | Austin, Texas, United States | | | |
| Austin Signal | | | Austin, Texas, United States | | | |
| Awalerk Music Group | Distributor | | El Paso, Texas, United States | | | |
| Axis Mundi Records | Original Production | | Houston, Texas, United States | | | |
| Azalea | | | Dallas, Texas, United States | | | |
| Azteca Records LLC | Original Production | | Dallas, Texas, United States | 2011 | | |
| B. Ware | | | Dallas, Texas, United States | | [unknown] | |
| BadMoon Studios, Houston | | | Houston, Texas, United States | | | |
| Bag One Way | Publisher | | El Campo, Texas, United States | | | |
| Balcones Pub. Co. | Publisher | | Austin, Texas, United States | | | |
| Banner | | | Texas, United States | | | |
| Baron Records | | | Rosenberg, Texas, United States | | | |
| Barron Studios | Publisher | | Houston, Texas, United States | 2014-08-25 | | |
| Base Industry Records | | | Charlotte, Texas, United States | | | |