| Crescent Compressor Station | Compressor station | Logan County, OK | ET Gathering & Processing, LLC | |
| Crescent Plant | Gas processing plant | Logan County, OK | ETC Field Services LLC | In service |
| Crescent Point - Unita | Terminal | UT | | |
| Crestwood | Gas processing plant | Kern County, CA | Crestwood West Coast LLC | In service |
| Crestwood Midstream Savona terminal | Terminal | NY | Crestwood Midstream Partners LP | |
| Crestwood Services Alto terminal | Terminal | MI | Crestwood Services LLC | |
| Crestwood Services Schaefferstown terminal | Terminal | PA | Crestwood Services LLC | |
| Crestwood Services Tirzah terminal | Terminal | SC | Crestwood Services LLC | |
| Criner Compressor Station | Compressor station | Mcclain County, OK | DCP Operating Company, LP | |
| Crofton East | Underground storage | Hopkins County, KY | Atmos Energy Inc | |
| Cronus Compression Station | Compressor station | NM | Eog Resources Inc | |
| Crossfield Compressor Station | Compressor station | Logan County, OK | ET Gathering & Processing, LLC | |
| Crossroads | Gas processing plant | Harrison County, TX | DCP Operating Company, LP | In service |
| Crossroads Compressor Station | Compressor station | Stephens County, OK | DCP Operating Company, LP | |
| Crowley Fuels Aniak terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Bethel terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Fort Yukon terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Galena terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Hooper Bay terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Kotzebue terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels Nome terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowley Fuels ST Marys terminal | Terminal | AK | Crowley Fuels LLC | |
| Crowsfoot Compressor Station | Compressor station | Harper County, OK | Oneok Field Services Inc | |
| Crusader Compressor Station | Compressor station | Ellis County, OK | DCP Operating Company, LP | |
| Cti Of North Carolina Wilmington terminal | Terminal | NC | Cti Of North Carolina Inc | |
| Cuadrito Compressor Station | Compressor station | NM | Lucid Artesia Company | |
| Culbertson Straddle Compressor | Compressor station | NM | Hilcorp Energy Company | |
| Culebra 32-9 Pod | Compressor station | NM | Hilcorp Energy Company | |
| Culpepper CS | Compressor station | NM | Harvest Four Corners, LLC | |
| Cuma Booster Station | Compressor station | Kingfisher County, OK | DCP Operating Company, LP | |
| Cumberland Terminals Nashville | Terminal | TN | Cumberland Terminals Inc | |
| Cummins Plant 2758 | Gas processing plant | Mccurtain County, OK | Cummins Construction Co Inc | |
| Cunningham | Underground storage | Pratt County, KS | Northern Natural Gas Company | In service |
| Custer Booster Station | Compressor station | Custer County, OK | DCP Operating Company, LP | |
| Custer Compressor Station | Compressor station | Custer County, OK | ANR Pipeline Company | |
| Custer Gas Plant | Gas processing plant | Custer County, OK | Oneok Field Services Inc | |
| Custer Natural Gas Processing | Gas processing plant | Custer County, OK | ONEOK Inc. | In service |
| Cut Bank NGL Plant | Gas processing plant | Glacier County, MT | Northwestern Energy LLC | In service |
| Cutthroat B | Gas processing plant | Montezuma County, CO | Qep Energy Company | In service |
| Cyclone Compressor Station | Compressor station | Dewey County, OK | ET Gathering & Processing, LLC | |
| Cyphers Gu-Clarke Drip | Compressor station | Rusk County, TX | | |
| Cypress Eagle Drip Station | Compressor station | Wharton County, TX | | |
| D And J Booster Station | Compressor station | Dewey County, OK | DCP Operating Company, LP | |
| D-3 Screw Compressor | Compressor station | NM | High River Resources Operating LLC | |
| D-6 Screw Compressor | Compressor station | NM | High River Resources Operating LLC | |
| D1 Lateral Compressor | Compressor station | NM | Hilcorp Energy Company | |
| DCP Booster Station | Compressor station | NM | DCP Operating Company, LP | |
| DCP Eunice Gas Plant | Gas processing plant | NM | DCP Operating Company, LP | |
| DCP Hobbs Gas Plant | Gas processing plant | NM | DCP Midstream, LP | |
| DCP Operating Coyote Compressor Station | Compressor station | Canadian County, OK | DCP Operating Company, LP | |