The center is an official CrossFit® affiliate. Last checked: 28/09/2025

CrossFit is a registered trademark owned by CrossFit, LLC, which is not affiliated with FitFit United States.

Information about CrossFit® 646

W River Rd 75
85704, Tucson
+1 520-612-7056

Opening hours

  • Monday: 5:00 AM – 1:00 PM, 4:00 – 8:00 PM
  • Tuesday: 5:00 AM – 1:00 PM, 4:00 – 8:00 PM
  • Wednesday: 5:00 AM – 1:00 PM, 4:00 – 8:00 PM
  • Thursday: 5:00 AM – 1:00 PM, 4:00 – 8:00 PM
  • Friday: 5:00 AM – 1:00 PM, 4:00 – 7:00 PM
  • Saturday: 7:00 AM – 1:00 PM
  • Sunday: 9:00 – 11:00 AM

Services, Machines and Guided Classes

CrossFit®

CrossFit® 646: Opinions

4.8/5 (5 Opinions)
Robert Gump 3 years ago

Fantastic experience: Dropped in while traveling for a conference and had a fantastic experience! Top notch facility and coaching. Would highly reccomend!

Sydney Raymond 3 years ago

Positive experience: A nice lifting place.

Judy Tello 4 years ago

Fantastic experience: This gym is the best in town period. Coaches are professional, knowledgeable and fun. I guarantee you will have lots of fun here, will learn/improve tons and you will feel welcomed. Mel and Matt are definitively the kind of people you want around in your life.

venkatsai nuthi 4 years ago

Fantastic experience: I’m a beginner and started with the foundation sessions. All the coaches are very experienced, and provide great support/inputs. Don’t even think of otherwise just start and put all your efforts, you will start seeing the results. Don’t give up during intial classes, just keep working you will love it here @646. Thank you 646!

Martha Sesteaga 4 years ago

Fantastic experience: This gym is amazing, not only because is fully equipped, but because of the professionalism, the awesome supportive environment and the great coaching! Mel and Matt have an awesome team, and they both are also always on top of guiding every single cross-fitter, from the very beginning. Thank you 646 Team!

Leave your opinion about CrossFit® 646:

1 = Poor 5 = Excellent

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