Region XI was the first International ASHRAE region which includes chapters that span 3 time zones and covers some 3200 miles of the most delightful geography of North America – from vast prairie expanses to majestic mountains; through serene inland waterways and coastal inlets to the awesome splendor of the Arctic. The chapters that make up Region XI are as follows:
| Alaska Chapter British Columbia Chapter Inland Empire Chapter Manitoba Chapter Northern Alberta Chapter |
Oregon Chapter Puget Sound Chapter Regina Chapter Saskatoon Chapter Southern Alberta Chapter Vancouver Island Chapter |
For more interesting information regarding Region XI please visit the Region Website at https://ashraeregionxi.org/.