| # |
| 105 Fever | 2493 South Braeswood Boulevard, Braeswood | 105fever.com | +1-832-707-0680 | |
| 24 Hour Fitness | 5070 Richmond Avenue, Uptown | 24hourfitness.com | +1-713-963-9644 | |
| A |
| Aerobifit Fitnessnot edited since 2018 | 14090 Memorial Drive, Briar Forest | | | |
| Amped Fitness | 11320 Chimney Rock Road, Braeburn | join.ampedfitness.com | +1 346-741-5410 | |
| Anytime Fitness | Lakewood Heights, no street on record | | | |
| B |
| Babu Fitness | 5401 Memorial Drive, Montrose | | | |
| Bayou City Crossfitnot edited since 2020 | 3622 Golf Drive, Central Northwest Houston | | | |
| Be Fit Gym | 1601 Live Oak Street, East Downtown | befitgymhtx.com | +1 832-830-8310 | |
| BIG Power Yoga | 3115 Allen Parkway, Fourth Ward | bigpoweryoga.com | +1-832-291-0977 | |
| Blink Fitnessnot edited since 2021 | 7840 Long Point Road, Spring Branch East | locations.blinkfitness.com | +1 346 355 9371 | |
| Body Rock Pilatesnot edited since 2020 | 3460 Ella Boulevard, Central Northwest Houston | | | |
| Building 207 - Gilruth Center | Clear Lake, no street on record | | | |
| C |
| Citizen Pilatesnot edited since 2018 | 3217 Houston Avenue, Near Northside | | | |
| Club Pilates | 5535 Memorial Drive, Montrose | clubpilates.com | +1-713-955-3595 | |
| D |
| Dynamic Fitness | 17750 Barker Cypress Road, Addicks | thedynamicfitness.com | +1 281-717-8209 | |
| E |
| Elevate Athletics | 5909B Beverly Hill Street, Gulfton | elevate-athletics.com | +1-832-888-9429 | |
| EōS Fitness | 8650 Endicott Lane, Braeswood | eosfitness.com | | |
| F |
| Fit Body Boot Camp | Greenspoint, no street on record | | | |
| Fit N Fine Women's Fitness | Spring Branch East, no street on record | | | |
| Fitness Connection | 12032 East Freeway, North Shore | | | |
| G |
| Gibbs Recreation and Wellness Center | University Place, no street on record | recreation.rice.edu | +1 713-348-4058 | |
| Girl Glow Fitness | Westchase, no street on record | | | |
| Gold's Gym | 2213 Northpark Drive, Kingwood | goldsgym.com | | |
| H |
| Hanks Gymnot edited since 2019 | 5320 Elm Street, Gulfton | | | |
| Hempstead Fit Clubnot edited since 2021 | 11210 Hempstead Road, Spring Branch East | | | |
| J |
| John L. Cox Fitness Center | University Place, no street on record | | | |
| L |
| LA Fitness | 1555 Eldridge Parkway, Energy Corridor | | | |
| Life Time | 1 Health Way, Greenway | lifetime.life | +1 281-916-7300 | |
| Loveland Yoganot edited since 2022 | 1717 West 34th Street, Central Northwest Houston | | | |
| M |
| MADabolic - The HeightsMADabolic | 8200 Washington Avenue, Houston Heights | madabolic.com | +1-832-850-2420 | |
| Misfit Strength & Conditioning | 5302 Cornish Street, Houston Heights | misfitstrength.com | +1-713-517-5386 | |
| Momentum Indoor Climbing Memorial | Town & Country / CityCentre, no street on record | | | |
| O |
| Orangetheory Fitness | 3004 Yale Street, Independence Heights | | +1 832-930-9941 | |
| Oxigyn Fitness Center | 5900 Schumacher Lane, Gulfton | oxigynfitness.com | +17139936073 | |
| P |
| Planet Fitness | 5770 Hollister Street, Fairbanks | | | |
| Plexnot edited since 2019 | Fort Bend Houston, no street on record | | | |
| R |
| Revolution Studionot edited since 2018 | Greenway, no street on record | | | |
| S |
| Snap Fitness | 9002 Chimney Rock Road, Braeburn | | | |
| Solidcore[solidcore] | 600 North Shepherd Drive, Houston Heights | solidcore.co | +1-832-981-1075 | |
| T |
| The Bar Method | 503 Westheimer Road, Montrose | barmethod.com | +1-281-974-4065 | |
| The Corenot edited since 2020 | 4665 Southwest Freeway, Uptown | thecorehouston.com | | |
| The Houstonian ClubClub Fitness | 111 North Post Oak Lane, Uptown | houstonian.com | +1-713-685-6888 | |
| The Little Gymnot edited since 2018 | 14090 Memorial Drive, Briar Forest | | | |
| The Well | Town & Country / CityCentre, no street on record | | | |
| TITLE Boxing Club Houston Westheimernot edited since 2022 | 9630 Westheimer Road, Westchase | houston-westheimer.titleboxingclub.com | +1-713-338-2087 | |
| U |
| U Turn Crossfit | 21909 Eastex Freeway, Kingwood | uturncrossfit.com | | |
| V |
| Village Fitness | 2369 Rice Boulevard, University Place | | | |
| W |
| Washington Gym | 1925 Washington Avenue, Old Sixth Ward | washington-gym.com | +1-832-413-1889 | |
| Y |
| YogaSix | Greenway, no street on record | | | |
| Yogaworksnot edited since 2021 | 2525 Green Oak Drive, Kingwood | | | |