BarBoulder, CO

T-Zero Lounge

Closed · opens 3:00 PM

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Illustrative photo

Opening hours

Closed · opens 3:00 PM

Weekly opening hours of T-Zero Lounge
Monday	3:00 PM – 11:00 PM
Tuesday	3:00 PM – 11:00 PM
Wednesday	3:00 PM – 11:00 PM
Thursday	3:00 PM – 11:00 PM
Friday	3:00 PM – 11:00 PM
Saturday	3:00 PM – 11:00 PM
Sunday	3:00 PM – 11:00 PM

Local time in Boulder: 2:46 PM (MDT). Holiday hours may differ – call (720) 315-3482 to confirm.

Location & directions

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900 Walnut Street
Boulder, CO 80302

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About T-Zero Lounge

T-Zero Lounge is a bar you'll find at 900 Walnut Street in Boulder, Colorado. It's part of our guide to 301 restaurants, cafes and bars in Boulder.

T-Zero Lounge is open daily, 3:00 PM – 11:00 PM.

Phone: (720) 315-3482.

Quick facts

Category: Bar
Address: 900 Walnut Street, Boulder, CO 80302
Phone: (720) 315-3482
Hours: Open daily, 3:00 PM – 11:00 PM
Listing updated: September 2026 · Suggest an edit

Popular times (estimated)

6AM

9AM

12PM

3PM

6PM

9PM

Estimated from typical visit patterns for bars and this venue’s opening hours – not live data.

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Frequently asked questions

What are T-Zero Lounge's opening hours?

Open daily, 3:00 PM – 11:00 PM. Monday: 3:00 PM – 11:00 PM; Tuesday: 3:00 PM – 11:00 PM; Wednesday: 3:00 PM – 11:00 PM; Thursday: 3:00 PM – 11:00 PM; Friday: 3:00 PM – 11:00 PM; Saturday: 3:00 PM – 11:00 PM; Sunday: 3:00 PM – 11:00 PM.

Is T-Zero Lounge open on Sunday?

Yes, T-Zero Lounge is open on Sundays: 3:00 PM – 11:00 PM.

Where is T-Zero Lounge located?

T-Zero Lounge is located at 900 Walnut Street, Boulder, CO 80302.

What is the phone number of T-Zero Lounge?

You can call T-Zero Lounge at (720) 315-3482.