- Cherry Creek Basin Water Quality Authority
- Cherry Creek Project Water Authority
- Cherry Creek South Metropolitan District
- Cielo Metropolitan District
- City of Aurora
- City Of Castle Pines
- City of Littleton
- City Of Lone Tree
- Colorado Department Of Public Health And Environment
- Colorado Department Of Revenue
- Colorado Department Of Transportation
- Colorado Horse Park Metropolitan District
- Compark Business Campus Metropoltian District
- Compark South Annexation Notice
- Concord Metropolitan District
- Cottonwood Highlands Metropolitan Districts
- Cottonwood Metropolitan District
- Cottonwood Water and Sanitation District
- Countrydale Metropolitan District
- Crowfoot Valley Ranch Metropolitan District
- Crystal Crossing Metropolitan District
- Crystal Valley Ranch Metropolitan Districts
- Crystal Valley Shops Metropolitan District
- Dakota Ridge Metropolitan District
- Dawson Ridge Metropolitan Districts
- Dawson Trails Metropolitan Districts
- DCS Montessori Charter School
- Denver South East Suburban Water Sanitation District (dba Pinery Water and Wastewater District)
- Devil’s Head Metropolitan District
- Dominion Water and Sanitation District