Steel Service Centers
| Callen Manufacturing Corp (Melrose Park, IL)
Primarily Serving: Oak Park, IL - Cicero, IL - Des Plaines, IL - Chicago, IL |
| Calumet Industries (Calumet, OK)
Primarily Serving: Oklahoma City, OK - Edmond, OK - Norman, OK - Lawton, OK |
| Cambridge Valve & Fitting (Concord, NH)
Primarily Serving: Manchester, NH - Nashua, NH - Haverhill, MA - Lawrence, MA |
| Cameron Ashley Building Prods (Port Charlotte, FL)
Primarily Serving: North Port, FL - North Fort Myers, FL - Cape Coral, FL - Sarasota, FL |
| Campbell Foundry Materials Div (Kearny, NJ)
Primarily Serving: Newark, NJ - East Orange, NJ - Jersey City, NJ - Union City, NJ |
| Cana Steels & Special Metals (Birmingham, MI)
Primarily Serving: Troy, MI - Royal Oak, MI - Southfield, MI - Pontiac, MI |
| Canyon Rebar (Ontario, CA)
Primarily Serving: Upland, CA - Chino, CA - Rancho Cucamonga, CA - Pomona, CA |
| Canyon Steel Co Inc (Lakeside, CA)
Primarily Serving: El Cajon, CA - Santee, CA - La Mesa, CA - San Diego, CA |
| Cape Fear Steel Corp (Wilmington, NC)
Primarily Serving: Jacksonville, NC - Fayetteville, NC - Greenville, NC - Raleigh, NC |
| Capital Supply Construction (Corona, NY)
Primarily Serving: Bronx, NY - New York, NY - Brooklyn, NY - Union City, NJ |
| Capital Valve & Fitting Co (Lafayette, LA)
Primarily Serving: Baton Rouge, LA - Lake Charles, LA - Kenner, LA - Metairie, LA |
| Carbon & Alloy Steel Corp (Dolton, IL)
Primarily Serving: Hammond, IN - Oak Lawn, IL - Tinley Park, IL - Orland Park, IL |
| Cardinal Metals Inc (Elk Grove Villag, IL) |
| Cardo Industries (Sacramento, CA)
Primarily Serving: Carmichael, CA - Mather, CA - Rancho Cordova, CA - Elk Grove, CA |
| Cargill Steel Svc Ctr (Catoosa, OK)
Primarily Serving: Broken Arrow, OK - Tulsa, OK - Cleveland, OK - Canadian, OK |
| Caribou Technologies (Andover, MN)
Primarily Serving: Minneapolis, MN - Saint Paul, MN - Minnetonka, MN - Eden Prairie, MN |
| Carl Henshaw Drainage Prod Inc (Chester, VA)
Primarily Serving: Richmond, VA - Newport News, VA - Suffolk, VA - Hampton, VA |
| Carlos Iron Works (Philadelphia, PA)
Primarily Serving: Camden, NJ - Levittown, PA - Wilmington, DE - Trenton, NJ |
| Carolina Galvanized Tube (Greensboro, NC)
Primarily Serving: High Point, NC - Burlington, NC - Winston Salem, NC - Chapel Hill, NC |
| Carolina Metal Supply (Duncan, SC)
Primarily Serving: Greenville, SC - Asheville, NC - Gastonia, NC - Rock Hill, SC |
| Casaday & Assoc (Plano, TX)
Primarily Serving: Richardson, TX - Allen, TX - Garland, TX - Frisco, TX |
| Cascadia Metals Inc (Longview, WA)
Primarily Serving: Vancouver, WA - Hillsboro, OR - Beaverton, OR - Portland, OR |
| Castle Metals (Tulsa, OK)
Primarily Serving: Broken Arrow, OK - Cleveland, OK - Canadian, OK - Edmond, OK |
| Castle Metals (Paramount, CA)
Primarily Serving: Bellflower, CA - Lynwood, CA - South Gate, CA - Compton, CA |
| Catalone Pipe & Supply Co (Penfield, PA)
Primarily Serving: Pittsburgh, PA - Erie, PA - Youngstown, OH - Buffalo, NY |
