Operators of US-Flag Tankers
(Extracted from "Waterborne Transport Lines of the United States, 2006", listed by size of fleet)
| Name | Address | City | State | Zip | Phone | # of Ships |
| USS Chartering, LLC | P. O. Box 2945 | Edison | NJ | 08818 | (732) 635-1500 | 9 |
| Seabulk Tankers | P. O. Box 13038 | Ft. Lauderdale | FL | 33316 | (954) 524-4200 | 8 |
| Conoco Phillips Co. | 600 Dairy Ashford | Houston | TX | 77252 | (281) 293-2547 | 7 |
| SeaRiver Maritime, Inc. | Srm-Emb-4.023C | Houston | TX | 77251 | (713) 656-2577 | 7 |
| Marine Transport Management, Inc. | 100 Lighting Way | Secaucus | NJ | 07094 | (201) 821-7009 | 4 |
| AMI Leasing Inc | 28301 Ferry Road | Warrenville | IL | 60555 | (630) 836-6873 | 4 |
| Marine Oil Service of New York, LLC | 450 South Front St. | Elizabeth | NJ | 07202 | (908) 282-6440 | 4 |
| AHL Shipping Company | 219 East Houston St. | San Antonio | TX | 78205 | (210) 228-2700 | 4 |
| Poling & Cutler Marine Tptn., Inc. | 24 Fern Road | East Brunswick | NJ | 08816 | (732) 254-6926 | 3 |
| Maritime Petroleum Assc., LLC. | 2015 Sw 20th St. Suite 101 | Fort Lauderdale | FL | 33315 | (954) 764-3835 | 3 |
| Chevron Shipping Company, LLC | 6101 Bollinger Canyon Road | San Ramon | CA | 94583 | (925) 790-6843 | 3 |
| Western Overseas Corporation | 6545 W. Central Avenue | Toledo | OH | 43617 | 2 | |
| K-Sea Operating Partnership, LP | 3245 Richmond Terrace | Staten Island | NY | 10303 | (718) 720-7207 | 2 |
| American Petroleum & Transport, Inc. | P. O. Box 772 | Miller Place | NY | 11764 | (631) 331-7451 | 2 |
| Keystone Shipping Co. | 1 Bala Plaza East Suite 600 | Bala Cynwyd | PA | 19004 | (610) 617-6873 | 2 |
| Marine Oil Service, Inc. | 1421 South Main St. | Norfolk | VA | 23523 | (757) 543-1446 | 2 |
| OSG Ship Management | 302 Knights Run Suite 1200 | Tampa | FL | 33602 | (813) 209-0600 | 2 |
| Hornbeck Offshore Services, LLC | 103 Northpark Blvd. Suite 300 | Covington | LA | 70433 | (985) 727-2000 | 2 |
| Rainier Petroleum Corporation | 1711 13th Ave. S.W. | Seattle | WA | 98134 | (206) 623-3480 | 2 |
| Alaska Tanker Company, LLC | 15400 NW Greenbriar Parkway | Beaverton | OR | 97006 | (503) 207-0046 | 2 |
| Maersk Line Limited | One Commercial Place | Norfolk | VA | 23510 | (757) 857-4800 | 1 |
| Erie Islands Petroleum, Inc. | P. O. Box 457 | Put-In-Bay | OH | 43456 | (419) 285-7041 | 1 |
| Fuel Boat Holdings | 13155 Grant Road | Lemont | IL | 60439 | (630) 257-5457 | 1 |
| Astron General Const. Co. | 123 Center St. | Jacksonville | NC | 28546 | (910) 577-1515 | 1 |
| Stone, John W., Oil Distributor, LLC | P. O. Box 2010 | Gretna | LA | 70054 | (504) 366-3401 | 1 |
| Houston Marine Services, Inc. | 363 N. Sam Houston Pkwy. East | Houston | TX | 77060 | (713) 868-2000 | 1 |
| Coastal Tankers & Petroleum Corp., Inc. | P. O. Box 1245 | Rockland | ME | 04841 | (207) 596-6737 | 1 |
| Rose's Oil Service, Inc. | 395 Main Street | Gloucester | MA | 01930 | (978) 283-3334 | 1 |
| Circle Line - Sightseeing Yachts, Inc. | Circle Line Plaza, Pier 83 | New York | NY | 10036 | (212) 630-8186 | 1 |
| Ghopal, Chanramattie | 56-25 College Point Blvd. | Flushing | NY | 11355 | (718) 463-8521 | 1 |
| Harbor Diesel Fuel Service, Inc. | 2071 Flatbush Ave. Ste. 147 | Brooklyn | NY | 11234 | (917) 207-9631 | 1 |
| Kurtis Shipping | 8270 Edwin Raynor Blvd. | Pasadena | MD | 21222 | (410) 437-3794 | 1 |
| Vane Brothers Company | 2100 Frankfurst Ave. | Baltimore | MD | 21226 | (410) 631-7773 | 1 |
| Sargeant Marine, Inc. | 3020 Military Trail Suite 100 | Boca Raton | FL | 33431 | (561) 999-9916 | 1 |
| Islander Provider Transportation Co. | 508 Marine Way #202 | Kodiak | AK | 99615 | (907) 481-2970 | 1 |
| The Jankovich Company | Berth 74 | San Pedro | CA | 90731 | (310) 547-3305 | 1 |