| Alamosa Public Library | Alamosa Public Library Digital Archive | Alamosa, CO |
| American Alpine Club | The Collections of the American Alpine Club Library | Golden, CO |
| Arapahoe Libraries | Arapahoe Library Archive & Special Collections | Centennial, CO |
| Arvada Historical Society | Arvada Historical Society Digital Collection | Arvada, CO |
| Burlington Public Library | Kit Carson County Archives | Burlington, CO |
| Casper College | Goodstein Foundation Library Western History Center Digital Collections | Casper, WY |
| The Center on Colfax | The Colorado LGBTQ History Project | Denver, CO |
| Clear Creek County Library District | CCCLD Digital Collections | Idaho Springs, CO |
| City of Thornton | Thornton Archive’s Digital Collections | Thornton, CO |
| Colorado Golf Hall of Fame | Colorado Golf Hall of Fame Digital Archive | Colorado Springs, CO |
| Colorado Parks & Wildlife | CPW Digital Collections | Fort Collins, CO |
| East High School | East High School Museum | Denver, CO |
| Front Range Community College, Larimer Campus | Larimer Campus Digital Collection | Fort Collins, CO |
| Front Range Community College, Westminster Campus | Digital Archive for Front Range Community College | Westminster, CO |
| Hotchkiss-Crawford Historical Society | Hotchkiss-Crawford Historical Society Archive | Hotchkiss, CO |
| Ignacio Community Library | Voices of Ignacio Digital Collection | Ignacio, CO |
| National Federation of the Blind of Colorado | National Federation of the Blind of Colorado Digital Collection | Littleton, CO |
| Park County Local History Archive | Park County Local History Digital Archive | Fairplay, CO |
| Pine River Library | Pine River Library Digital Archive | Bayfield, CO |
| Pines & Plains Libraries | Pines & Plains Libraries Digital Collections | Elizabeth, CO |
| Security Public Library | Security-Widefield Historical Archive | Security-Widefield, CO |
| Stories of Colorado | Colorado State Library | Denver, CO |
| Western Wyoming Community College | Hay Library Digital Collection | Rock Springs, WY |
