Find and select your local warehouse to see hours and upcoming holiday closures.
Billings Warehouse
Hours
Executive Member Hours
Mon-Fri: 9:00 AM - 8:30 PM
Sat: 9:00 AM - 7:00 PM
Sun: 9:00 AM - 6:00 PM
Gold Star & Business Member Hours
Mon-Fri: 10:00 AM - 8:30 PM
Sat: 9:30 AM - 7:00 PM
Sun: 10:00 AM - 6:00 PM
Christmas Day Closed
New Year's Day Closed
Christmas Eve 10:00 AM - 5:00 PM
New Year's Eve 10:00 AM - 6:00 PM
Warehouse Services
Mon-Fri: 6:00 AM - 10:00 PM
Sat: 6:00 AM - 8:30 PM
Sun: 6:00 AM - 7:30 PM
Prices shown here are updated frequently, but may not reflect the price at the pump at the time of purchase. All sales will be made at the price posted on the pumps at each Costco location at the time of purchase.
Phone: (406) 601-8295
Phone: (406) 601-8283
Mon-Fri: 9:00 AM - 8:30 PM
Sat: 9:00 AM - 7:00 PM
Sun: Closed
When only one pharmacist is on duty the Pharmacy may be closed for 30 minutes between the hours of 1:30pm and 2:30pm
Tire Center operating hours for executive, gold star, and business members are the same as the warehouse hours.
Appointments recommended! Schedule your appointment today at costcotireappointments.com (separate login required). Walk-in-tire-business is welcome and will be determined by bay availability.
Phone: (406) 601-8285
Phone: (406) 601-8286
Phone: (406) 601-8293
Departments and Specialty Items
- AT&T Cellular Kiosk
- ATM
- Auto Buying Program
- Executive Membership
- *General Information
- Independent Optometrist
- Pizza Kitchen
- Self Check-out
Opening Date
12/05/1991
Departments and Specialty Items
- AT&T Cellular Kiosk
- ATM
- Auto Buying Program
- Executive Membership
- *General Information
- Independent Optometrist
- Pizza Kitchen
- Self Check-out
Opening Date
12/05/1991