| Society Name | Address | City | State | URL | URL2 | URL3 |
|---|---|---|---|---|---|---|
| Black Canyon Astronomical Society | 27 N. Willerup Ave | Montrose | Colorado | https://blackcanyonastronomy.com/ | ||
| Colorado Springs Astronomical Society | PO Box 16318 | Colorado Springs | Colorado | http://www.csastro.org | ||
| Denver Astronomical Society | P.O. Box 102738 | Denver | Colorado | http://www.denverastro.org | ||
| Gunnison Valley Observatory | P. O. Box 1227 | Gunnison | Colorado | https://www.gunnisonvalleyobservatory.org/ | ||
| Longmont Astronomical Society | P.O. Box 806 | Longmont | Colorado | https://www.longmontastro.org |