Pipeline Transportation Service Companies
| United Gas Pipe Line Co (Bay Saint Louis, MS)
Primarily Serving: Gulfport, MS - New Orleans, LA - Metairie, LA - Kenner, LA |
| Universal Piping Inc (Roselle, IL)
Primarily Serving: Schaumburg, IL - Hoffman Estates, IL - Wheaton, IL - Arlington Heights, IL |
| Uwi Pipeline & Construction (Evanston, WY)
Primarily Serving: Ogden, UT - Layton, UT - Salt Lake City, UT - Sandy, UT |
| Valero Lp (Aberdeen, SD)
Primarily Serving: Fargo, ND - Bismarck, ND - Sioux Falls, SD - Grand Forks, ND |
| Valero Lp (Geneva, NE)
Primarily Serving: Lincoln, NE - Omaha, NE - Bellevue, NE - Manhattan, KS |
| Valero Lp (Columbus, NE)
Primarily Serving: Lincoln, NE - Omaha, NE - Bellevue, NE - Council Bluffs, IA |
| Valero Lp Pipeline (Cheyenne, WY)
Primarily Serving: Fort Collins, CO - Greeley, CO - Loveland, CO - Longmont, CO |
| Valero Lp Pipeline (Fountain, CO)
Primarily Serving: Colorado Springs, CO - Pueblo, CO - Aurora, CO - Denver, CO |
| Viking Gas Transmission Co (Warren, MN)
Primarily Serving: Grand Forks, ND - Fargo, ND - Bismarck, ND - Saint Cloud, MN |
| Viking Gas Transmission Co (Milaca, MN)
Primarily Serving: Saint Cloud, MN - Minneapolis, MN - Minnetonka, MN - Saint Paul, MN |
| Webb Duval Gatherers (Freer, TX)
Primarily Serving: Laredo, TX - Corpus Christi, TX - San Antonio, TX - Mission, TX |
| West Tex 66 Pipeline Co (Midkiff, TX)
Primarily Serving: Odessa, TX - Midland, TX - San Angelo, TX - Abilene, TX |
| Westshore Pipeline Co (Lockport, IL)
Primarily Serving: Bolingbrook, IL - Joliet, IL - Orland Park, IL - Naperville, IL |
| Williams Gas Pipeline Co Llc (Tulsa, OK)
Primarily Serving: Broken Arrow, OK - Cleveland, OK - Canadian, OK - Edmond, OK |
| Williams Gas Pipeline Svc (Schriever, LA)
Primarily Serving: Kenner, LA - Metairie, LA - New Orleans, LA - Baton Rouge, LA |
| Williams Gas Pipeline Transco (Wadley, AL)
Primarily Serving: Auburn, AL - Columbus, GA - Montgomery, AL - Birmingham, AL |
| Williams Gas Pipeline Transco (Ellicott City, MD)
Primarily Serving: Columbia, MD - Baltimore, MD - Towson, MD - Dundalk, MD |
| Williams Gas Pipeline West (Meridian, ID)
Primarily Serving: Nampa, ID - Boise, ID - Paradise Valley, NV - Pocatello, ID |
| Williams Gas Pipeline West (Spokane, WA)
Primarily Serving: Pasco, WA - Kennewick, WA - Yakima, WA - Missoula, MT |
| Williams Gas Pipelines (Benton, PA)
Primarily Serving: Scranton, PA - Allentown, PA - Bethlehem, PA - Reading, PA |
| Williams Gas Pipelines (Aurora, IN)
Primarily Serving: Cincinnati, OH - Hamilton, OH - Middletown, OH - Dayton, OH |
| Williams Gas Pipelines (Washougal, WA)
Primarily Serving: Gresham, OR - Vancouver, WA - Clackamas, OR - Portland, OR |
| Williams Gas Pipelines Transco (Scottsville, VA)
Primarily Serving: Lynchburg, VA - Richmond, VA - Roanoke, VA - Centreville, VA |
| Williams Gas Pipelines Transco (New York, NY)
Primarily Serving: Union City, NJ - Jersey City, NJ - Brooklyn, NY - Bayonne, NJ |
| Williams Gas Pipelines Transco (Monroe, GA)
Primarily Serving: Dacula, GA - Athens, GA - Atlanta, GA - Roswell, GA |
