| North Gage Compressor Station | Compressor station | Ellis County, OK | DCP Operating Company, LP | |
| North Greenwood | Underground storage | Steuben County, NY | Columbia Gas Transmission, LLC | In service |
| North Hobbs Injection Compressor Plant | Compressor station | NM | Occidental Permian Limited Partnership | |
| North Hobbs Recompression Facility & Gas Plant | Gas processing plant | NM | Occidental Permian Limited Partnership | |
| North Hopeton | Underground storage | Woods County, OK | Southwest Gas Storage Company | In service |
| North Hull Lateral Compressor Station | Compressor station | Woods County, OK | Oneok Field Services Inc | |
| North Knowles Compressor Station | Compressor station | Beaver County, OK | DCP Operating Company, LP | |
| North Knox Compressor Station | Compressor station | Grady County, OK | Oneok Field Services Inc | |
| North Lansing | Underground storage | Harrison County, TX | Natural Gas Pipeline Company of America LLC | In service |
| North Miles Compressor Station | Compressor station | Beaver County, OK | ET Gathering & Processing, LLC | |
| North Oakdale Booster Station | Compressor station | Woods County, OK | DCP Operating Company, LP | |
| North Of Lincoln Compressor Station | Compressor station | Kingfisher County, OK | Bce-Mach III Midstream Holdings LLC | |
| North Panther Creek Booster Station | Compressor station | Garvin County, OK | DCP Operating Company, LP | |
| North Plant | Gas processing plant | Logan County, OK | TJ Campbell Construction CO | |
| North Raiford Compressor Station | Compressor station | Mcintosh County, OK | Enerfin Gathering-East LLC | |
| North Russellville Compressor Station | Compressor station | Haskell County, OK | ET Gathering & Processing, LLC | |
| North Square Lake Booster Station | Compressor station | NM | DCP Operating Company, LP | |
| North Summit | Underground storage | Fayette County, PA | Dominion Energy Transmission Co | In service |
| North Terrebonne Plant | Gas processing plant | Terrebonne Parish, LA | Enterprise Gas Processing, LLC | In service |
| North Texas Natural Select Materials Portable Plant 1 | Gas processing plant | Muskogee County, OK | North Texas Natural Select Materials LLC | |
| North Watonga Compressor Station | Compressor station | Blaine County, OK | ET Gathering & Processing, LLC | |
| North Welda | Underground storage | Anderson County, KS | Southern Star Central Gas Pipeline, Inc. | In service |
| North Wilburton 4 Compressor Station | Compressor station | Latimer County, OK | ET Gathering & Processing, LLC | |
| North Zink Compressor Station | Compressor station | Osage County, OK | Northeast Shelf Energy LLC | |
| Northeast Tap Compressor Station | Compressor station | Creek County, OK | Enable Oklahoma Intrastate Transmission, LLC | |
| Northeast Wildlife Compressor Station | Compressor station | Haskell County, OK | Petrolink Energy LLC | |
| Northern Natural Gas Garner LNG | LNG peak-shaving or storage | IA | Northern Natural Gas Company | In service |
| Northern Natural Gas Wrenshall LNG | LNG peak-shaving or storage | MN | Northern Natural Gas Company | In service |
| Northern Petroleum Services McGrath Fuel Terminal | Terminal | AK | Northern Petroleum Services | |
| Northridge Plant | Gas processing plant | Hughes County, OK | Enlink Midstream Services, LLC | In service |
| Northstar Transloading | Terminal | ND | | |
| Northville | Underground storage | Washtenaw County, MI | Consumers Energy Inc | In service |
| Northville Industries East Setauket terminal | Terminal | NY | Northville Industries Corp. | |
| Northwest Pipeline Plymouth LNG | LNG peak-shaving or storage | WA | Northwest Pipeline LLC | In service |
| Nov PFT Tulsa Pump Plant And Foundry | Gas processing plant | Creek County, OK | National Oilwell Varco LP - Tulsa | |
| Nustar Energy Aberdeen terminal | Terminal | SD | Nustar Energy LP | |
| Nustar Energy Abernathy terminal | Terminal | TX | Nustar Energy LP | |
| Nustar Energy Albuquerque terminal | Terminal | NM | Nustar Energy LP | |
| Nustar Energy Amarillo terminal | Terminal | TX | Nustar Energy LP | |
| Nustar Energy Baltimore terminal | Terminal | MD | Nustar Energy LP | |
| Nustar Energy Blue Island terminal | Terminal | IL | Nustar Energy LP | |
| Nustar Energy Catoosa Asphalt terminal | Terminal | OK | Nustar Energy LP | |
| Nustar Energy Colorado Springs terminal | Terminal | CO | Nustar Energy LP | |
| Nustar Energy Columbus Terminal | Terminal | NE | Nustar Energy LP | |
| Nustar Energy Concordia terminal | Terminal | KS | Nustar Energy LP | |
| Nustar Energy Corpus Christi East terminal | Terminal | TX | Nustar Energy LP | |
| Nustar Energy Corpus Christi terminal | Terminal | TX | Nustar Energy LP | |
| Nustar Energy Council Bluffs terminal | Terminal | IA | Nustar Energy LP | |
| Nustar Energy Denver terminal | Terminal | CO | Nustar Energy LP | |
| Nustar Energy Edinburg terminal | Terminal | TX | Nustar Energy LP | |