| COCity of Fort Wayne Street Department | Fort Wayne | IN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCity of Montrose | Montrose | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCity of Pittsburgh Asphalt Plant | Pittsburgh | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCity of St Paul Asphalt Plant | St. Paul | MN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCity of Syracuse Dept of Public Works | Syracuse | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CMC.j. Miller, LLC - Westminster | Westminster | MD | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CSClairton Slag Inc/west Elizabeth Paving Matl Plt | West Elizabeth | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COClark Oil & Chemical/cochem INC | Cleveland | OH | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CAClarksburg Asphalt Company, Bridgeport | Bridgeport | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CAClarkson and Ford Company | Clifton | NJ | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| COClean Oil Company LLC | Laporte | IN | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CQCleveland Quarry Robert Smith, Incorporated | Cleveland | TN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCClinton County Asphalt Plant | Schuyler Falls | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CQClinton Quarry | Clinton | TN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCCloud CO. Highway Dept. (asphalt Plant) | Concordia | KS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CRClovis Rd Facility | Lubbock | TX | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCCmi Cc Robstown Facility | Robstown | TX | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CECoastal Emulsions of Missouri | Miller | MO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CECoastal Energy CORP | Miller | MO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CRCoastal Refining CORP | Savannah | GA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CIColaska Inc, Dba Se/secon Astec Six Pack | Juneau | AK | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CMCold Mix Inc, Wren Facility | Nettleton | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation #5006 | Sterling | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation #5010 | Dolores Area | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CAColorado Asphalt Services INC | Commerce City | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CAColorado Asphalt Services Inc-port Crush | Commerce City | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPColorado Petroleum, INC | Denver | CO | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CFColumbus Foods | Chicago | IL | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CSComet Street Llc, Formerly Southland Oil Company | Yazoo City | MS | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO 912 - Eden Prairie | Eden Prairie | MN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 902 | Burnsville | MN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CACommercial Asphalt Supply Fennelton | Fenelton | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPCommercial Pavers | Louisville | KY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CUCommercial Ullman Lubricants CO | Cleveland | OH | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CACommunity Asphalt CORP | West Palm Beach | FL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CACommunity Asphalt Corporation | Fort Myers | FL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CACommunity Asphalt Corporation | Hialeah | FL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CACommunity Asphalt Site Reconfiguration | Vero Beach | FL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CLComo Lube & Supplies INC | Duluth | MN | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CQComo Quarry | Cheektowaga | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CSComposite Structures | Omaha | NE | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CSConcord Sand & Gravel INC | Pembroke | NH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CIConmat INC | Dixon | IL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CRConnell Resources- Portable Asphalt Plnt | Craig Area | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CRConnell Resources - Tinmath Connell Pit | Fort Collins Area | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CIConocophillips INC - Iowa Junction Produ | Iowa | LA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPConoco Phillips - Phoenix Terminal | Phoenix | AZ | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CIConrad Industries | Chehalis | WA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CCConsolidated Container Company LLC | Minneapolis | MN | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CPConsolidated Paving INC | Peoria | IL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
