| Name | Court | Phone | Address |
|---|---|---|---|
| O'Brien, Terrence | 10th Circuit Court of Appeals | 303-844-3157 | Byron White United States Courthouse, 1823 Stout Street Denver,CO 80257 |
| O'Hara, James | US District Court for the District of Kansas | 913-735-2280 | Robert J Dole Courthouse, 500 State Avenue Suite 208 Kansas City,KS 66101 |
| O'Hara, Michael | 14th Judicial District Court | 970-879-5020 | Routt Combined Court, 1955 Shield Dr Steamboat Springs,CO 80477 |
| O'Hara, Michael | Water Division Six | 970-879-5020 | Routt County Justice Center, 1955 Shield Drive Steamboat Springs,CO 80477 |
| Odell, Devin | 8th Judicial District Court | 970-494-3800 | Larimer County Justice Center, 201 La Porte Avenue Ste 100 Fort Collins,CO 80521-2761 |
| Oeffler, Lily | 1st Judicial District Court | 303-271-6110 | Jefferson County Court & Administrative Facility, 100 Jefferson County Pkwy Golden,CO 80401-6002 |
| Olguin-Fresquez, Rachel | Eagle County Court | 970-328-6373 | Eagle County Justice Center, 885 Chambers Ave. Eagle,CO 81631 |
| Olguin-Fresquez, Rachel | Clear Creek County Court | 303-679-4220 | 405 Argentine, Georgetown,CO 80444 |
| Ollada, Anne | Arapahoe County Court | 303-649-6228 | Arapahoe County Justice Center, 7325 S Potomac St Centennial,CO 80112 |