Pipeline Transportation Service Companies
| Rocky Mountain Pipeline (Kirby, WY)
Primarily Serving: Casper, WY - Billings, MT - Idaho Falls, ID - Pocatello, ID |
| S C Pipeline Corp (Walterboro, SC)
Primarily Serving: North Charleston, SC - Charleston, SC - Mount Pleasant, SC - Savannah, GA |
| S D Intrastate Pipeline Co (Pierre, SD)
Primarily Serving: Rapid City, SD - Bismarck, ND - Sioux Falls, SD - Fargo, ND |
| S T Pipe Line (Woodbridge, VA)
Primarily Serving: Burke, VA - Annandale, VA - Alexandria, VA - Centreville, VA |
| Salt Plains Storage (Manchester, OK)
Primarily Serving: Wichita, KS - Edmond, OK - Cleveland, OK - Oklahoma City, OK |
| Sempra Pipelines & Storage (San Diego, CA)
Primarily Serving: National City, CA - La Mesa, CA - Chula Vista, CA - Santee, CA |
| Severn Trent Pipeline Svc Inc (Braintree, MA)
Primarily Serving: Weymouth, MA - Quincy, MA - Brockton, MA - Boston, MA |
| Shell Pipe Line Corp (Newcastle, WY)
Primarily Serving: Rapid City, SD - Casper, WY - Cheyenne, WY - Fort Collins, CO |
| Shell Pipe Line Corp (Kevil, KY)
Primarily Serving: Clarksville, TN - Evansville, IN - Jackson, TN - Owensboro, KY |
| Shell Pipe Line Corp (Clinton, KY)
Primarily Serving: Jackson, TN - Clarksville, TN - Jonesboro, AR - Evansville, IN |
| Sinclair Pipeline Co (Sinclair, WY)
Primarily Serving: Casper, WY - Cheyenne, WY - Fort Collins, CO - Loveland, CO |
| Sinclair Transportation Co (Sinclair, WY)
Primarily Serving: Casper, WY - Cheyenne, WY - Fort Collins, CO - Loveland, CO |
| Sinclair Tulsa Refinery (Tulsa, OK)
Primarily Serving: Broken Arrow, OK - Cleveland, OK - Canadian, OK - Edmond, OK |
| Skibeck Pipeline Company Inc (Randolph, NY)
Primarily Serving: Buffalo, NY - Erie, PA - East Amherst, NY - Niagara Falls, NY |
| Smith Pipeline (Gillette, WY)
Primarily Serving: Casper, WY - Rapid City, SD - Billings, MT - Cheyenne, WY |
| South Carolina Pipeline Corp (Greenville, SC)
Primarily Serving: Asheville, NC - Gastonia, NC - Rock Hill, SC - Athens, GA |
| Southeast Supply Header (Jackson, MS)
Primarily Serving: Hattiesburg, MS - Monroe, LA - Baton Rouge, LA - Gulfport, MS |
| Southern Central Gas Pipeline (Lenexa, KS)
Primarily Serving: Shawnee, KS - Overland Park, KS - Olathe, KS - Kansas City, KS |
| Southern Pipeline Inc (Winder, GA)
Primarily Serving: Dacula, GA - Athens, GA - Roswell, GA - Atlanta, GA |
| Southern Pipeline Training Ctr (Louisville, KY)
Primarily Serving: Lexington, KY - Bloomington, IN - Owensboro, KY - Cincinnati, OH |
| Southern Star Central Gas (Lone Jack, MO)
Primarily Serving: Blue Springs, MO - Lees Summit, MO - Independence, MO - Kansas City, MO |
| Sun Pipeline Co (San Angelo, TX)
Primarily Serving: Abilene, TX - Midland, TX - Odessa, TX - Killeen, TX |
| Sunoco Logistics (De Leon, TX)
Primarily Serving: Abilene, TX - Fort Worth, TX - Killeen, TX - North Richland Hills, TX |
| Sunoco Pipeline Co (Drumright, OK)
Primarily Serving: Cleveland, OK - Tulsa, OK - Broken Arrow, OK - Edmond, OK |
| Sunoco Pipeline Co (Aston, PA)
Primarily Serving: Wilmington, DE - Philadelphia, PA - Camden, NJ - Newark, DE |
