All Shell Locations - Colorado
- Antonito
- Arvada
- Aspen
- Aurora
- Avon
- Basalt
- Bayfield
- Bellvue
- Black Hawk
- Boulder
- Breckenridge
- Brighton
- Broomfield
- Brush
- Buena Vista
- Burlington
- Canon City
- Carbondale
- Castle Rock
- Centennial
- Colorado Springs
- Commerce City
- Cortez
- Crested Butte
- Dacono
- Deer Trail
- Del Norte
- Delta
- Denver
- Dove Creek
- Durango
- Eckert
- Edwards
- El Jebel
- Elizabeth
- Englewood
- Erie
- Estes Park
- Evergreen
- Fairplay
- Florence
- Fort Collins
- Fort Lupton
- Fort Morgan
- Fountain
- Franktown
- Frisco
- Fruita
- Georgetown
- Glenwood Springs
- Golden
- Granby
- Grand Junction
- Greeley
- Greenwood Village
- Gypsum
- Henderson
- Highlands Ranch
- Hudson
- Idaho Springs
- Johnstown
- Julesburg
- Keenesburg
- Lafayette
- Lakewood
- Laporte
- Leadville
- Limon
- Littleton
- Longmont
- Loveland
- Milliken
- Minturn
- Monte Vista
- Montrose
- Northglenn
- Pagosa Springs
- Parachute
- Parker
- Penrose
- Platteville
- Poncha Springs
- Pueblo
- Ridgway
- Rifle
- Salida
- Silverthorne
- Steamboat Springs
- Telluride
- Thornton
- Trinidad
- Vail
- Walden
- Walsenburg
- Watkins
- Wellington
- Westminster
- Wheat Ridge
- Windsor
- Winter Park