Pipeline Transportation Service Companies
| Miller Pipeline Corp (Madison, IN)
Primarily Serving: Louisville, KY - Cincinnati, OH - Hamilton, OH - Bloomington, IN |
| Minnesota Limited Inc (Rogers, MN)
Primarily Serving: Minnetonka, MN - Minneapolis, MN - Eden Prairie, MN - Saint Paul, MN |
| Minnesota Pipe Line Co (Menahga, MN)
Primarily Serving: Fargo, ND - Saint Cloud, MN - Grand Forks, ND - Duluth, MN |
| Mme Operating Svc Llp (Spring, TX)
Primarily Serving: Conroe, TX - Montgomery, TX - Houston, TX - Pasadena, TX |
| Mobil Pipe Line Co (Saffell, AR)
Primarily Serving: Jonesboro, AR - Conway, AR - Memphis, TN - North Little Rock, AR |
| Mobil Pipe Line Co (Lemont, IL)
Primarily Serving: Bolingbrook, IL - Orland Park, IL - Naperville, IL - Oak Lawn, IL |
| Mobil Pipe Line Co (Lancaster, PA)
Primarily Serving: Reading, PA - Newark, DE - Wilmington, DE - Towson, MD |
| Mobile Pipeline Electrical (Vernon, IL)
Primarily Serving: Saint Louis, MO - Florissant, MO - Decatur, IL - Springfield, IL |
| Morgan Energy Corp (Miami Beach, FL)
Primarily Serving: Miami, FL - North Miami Beach, FL - Hialeah, FL - Hollywood, FL |
| Morgan Kinder Louisiana Pipeln (Crowley, LA)
Primarily Serving: Lafayette, LA - Lake Charles, LA - Baton Rouge, LA - Port Arthur, TX |
| Morris P Hebert Inc (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| N W Pipeline (Goldendale, WA)
Primarily Serving: Yakima, WA - Kennewick, WA - Gresham, OR - Vancouver, WA |
| Natural Gas Pipeline Co (Chicago Heights, IL)
Primarily Serving: Hammond, IN - Tinley Park, IL - Orland Park, IL - Gary, IN |
| Navajo Pipeline Co (Denver City, TX)
Primarily Serving: Lubbock, TX - Midland, TX - Odessa, TX - Amarillo, TX |
| Navajo Refining Co (Ruidoso, NM)
Primarily Serving: Las Cruces, NM - El Paso, TX - Albuquerque, NM - Rio Rancho, NM |
| Nelson Pipeline (Fort Lupton, CO)
Primarily Serving: Thornton, CO - Longmont, CO - Broomfield, CO - Westminster, CO |
| Netco Pipeline Llc (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| Newmark Construction Inc (Larose, LA)
Primarily Serving: Kenner, LA - New Orleans, LA - Metairie, LA - Baton Rouge, LA |
| Njr Pipeline Co (Farmingdale, NJ)
Primarily Serving: Toms River, NJ - New Brunswick, NJ - Edison, NJ - Staten Island, NY |
| Norco Pipelines (Wayne, PA)
Primarily Serving: Philadelphia, PA - Camden, NJ - Wilmington, DE - Levittown, PA |
| Northern Border Pipeline Co (Dickinson, ND)
Primarily Serving: Bismarck, ND - Rapid City, SD |
| Northern Border Pipeline Co (Glasgow, MT)
Primarily Serving: Billings, MT - Great Falls, MT |
| Northern Natural Gas Co (Midland, TX)
Primarily Serving: Odessa, TX - San Angelo, TX - Lubbock, TX - Abilene, TX |
| Northern Natural Gas Co (Chaska, MN)
Primarily Serving: Eden Prairie, MN - Minnetonka, MN - Burnsville, MN - Minneapolis, MN |
| Northern Natural Gas Co (Plainview, TX)
Primarily Serving: Lubbock, TX - Amarillo, TX - Midland, TX - Odessa, TX |
