| Antonito (Conejos) | Denver | 
| Our Lady of Guadalupe Church, CO-1 | Catholic Church. Archdiocese of Denver. Archives, CO-9 | 
| Boulder | Denver Public Library. Western History and Genealogy Department, CO-10 | 
| University of Colorado-Boulder. American Music Research Center. Norlin Library, CO-2 | National Archives at Denver -- see -- Broomfield | 
| University of Colorado-Boulder. Norlin Library. Special Collections & Archives, CO-3 | Risen Christ Church, CO-11 | 
| Broomfield | Sisters of St. Francis of Penance and Christian Charity. Sacred Heart Province. Archives, CO-12 | 
| National Archives at Denver, CO-4 | Theatines. Province of Our Lady of Purity, CO-13 | 
| Colorado Springs | Durango | 
| Colorado College. Tutt Library. Special Collections and Archives, CO-5 | Fort Lewis College. Center for Southwest Studies, CO-14 | 
| Holy Apostles Church, CO-6 | Sacred Heart Church, CO-15 | 
| Sisters of St. Francis Seraph of the Perpetual Adoration. St. Joseph Province. Archives, CO-7 | Grand Junction | 
| Cortez | St. Joseph Church, CO-16 | 
| St. Margaret Mary Church, CO-8 | Ignacio | 
| 
 | St. Ignatius Church, CO-17 | 
| 
 | Lakewood | 
| 
 | St. Bernadette Church, CO-18 | 
| 
 | Pagosa Springs | 
| 
 | Immaculate Heart of Mary Church, CO-19 | 
| 
 | Pueblo | 
| 
 | Catholic Church. Diocese of Pueblo. Archives, CO-20 |