| NANorth American Salt CO | Chicago | IL | — | ◇ UNVERIFIED |
| NANorth American Sterilization & Packaging CO INC | Hardyston Twp | NJ | — | ◇ UNVERIFIED |
| NANorth American Stevedoring CO (formerly Ceres) | Chicago | IL | — | ◇ UNVERIFIED |
| NFNortheast Foods INC | Auburn | MA | — | ◇ UNVERIFIED |
| NCNorthern Colorado Feed | Lucerne | CO | — | ◇ UNVERIFIED |
| NWNorthern Wind INC. | New Bedford | MA | — | ◇ UNVERIFIED |
| NHNorth Hendren Co-op Dairy CO. | Willard | WI | — | ◇ UNVERIFIED |
| NPNorth Pacific Seafoods, INC. - Kasilof Plant | Kasilof | AK | — | ◇ UNVERIFIED |
| NPNorth Pacific Seafoods / Togiak Fisheries | Togiak | AK | — | ◇ UNVERIFIED |
| NFNorthwestern Flavors INC | West Chicago | IL | — | ◇ UNVERIFIED |
| NVNorwalk Vault | Saint Louis | MO | — | ◇ UNVERIFIED |
| NLNostrum Labs | Kansas City | MO | — | ◇ UNVERIFIED |
| NCNottingham Clams Incorporated | Cheriton | VA | — | ◇ UNVERIFIED |
| NINoushig INC | Oxnard | CA | — | ◇ UNVERIFIED |
 Novamet Specialty Products CORP | Wyckoff | NJ | — | ◇ UNVERIFIED |
| NANovartis Animal Health US INC | Larchwood | IA | — | ◇ UNVERIFIED |
| NPNovartis -suffern Plant | Suffern | NY | — | ◇ UNVERIFIED |
| NVNovartis Vaccines and Diagnostics Bay Center | Emeryville | CA | — | ◇ UNVERIFIED |
| NINova-tech INC. | Grand Island | NE | — | ◇ UNVERIFIED |
| NPNovelstar Pharmaceuticals INC. | Cranbury | NJ | — | ◇ UNVERIFIED |
| NNNovo Nordisk - Dapi-us | Clayton | NC | — | ◇ UNVERIFIED |
| NANovus at Cargill Animal Nutrition | Gouverneur | NY | — | ◇ UNVERIFIED |
| NNowave | Rochester | NY | — | ◇ UNVERIFIED |
| NNowave02 | Rochester | NY | — | ◇ UNVERIFIED |
| NFNow Foods | Sparks | NV | — | ◇ UNVERIFIED |
| NRNrg Reliabilty - Ziegenfelder | Denver | CO | — | ◇ UNVERIFIED |
| NBNtn Bearing | Des Plaines | IL | — | ◇ UNVERIFIED |
| NNtt/verio | Chicago | IL | — | ◇ UNVERIFIED |
| NQNuestro Queso LLC | Kent | IL | — | ◇ UNVERIFIED |
| NBNut Butter Concepts LLC | Simi Valley | CA | — | ◇ UNVERIFIED |
| NBNutech Biosciences, INC. | Oneida | NY | — | ◇ UNVERIFIED |
| NNutramax | Brockton | MA | — | ◇ UNVERIFIED |
| NLNutrius LLC | Kingsburg | CA | — | ◇ UNVERIFIED |
| NLNutro Labs INC | South Plainfield | NJ | — | ◇ UNVERIFIED |
| NINutsco, INC | Camden | NJ | — | ◇ UNVERIFIED |
| NWNu Wood Design | Lake Forest | CA | — | ◇ UNVERIFIED |
| OCOak Creek Water & Sewer Utility Plant | Oak Creek | WI | — | ◇ UNVERIFIED |
| OCOakely City | Oakley | UT | — | ◇ UNVERIFIED |
| ODOakfield Development | Rockton | IL | — | ◇ UNVERIFIED |
| OPOak Park Village of | Oak Park | IL | — | ◇ UNVERIFIED |
| OROak River Cleaners | Oak Park | IL | — | ◇ UNVERIFIED |
| OROak River Cleaners | Westchester | IL | — | ◇ UNVERIFIED |
| OMO-at-ka Milk Products Coop, INC | Batavia | NY | — | ◇ UNVERIFIED |
| OFOberon Fuels Kershaw Facility | Brawley | CA | — | ◇ UNVERIFIED |
| OSOberto Sausage CO Kent Plant | Kent | WA | — | ◇ UNVERIFIED |
| OSObi Seafoods LLC Arlington | Arlington | WA | — | ◇ UNVERIFIED |
| OSObi Seafoods, LLC Egegik | Egegik | AK | — | ◇ UNVERIFIED |
| OBOcean Beauty Seafoods INC | Monroe | WA | — | ◇ UNVERIFIED |
| OBOcean Beauty Seafoods-llc-ewing Street | Seattle | WA | — | ◇ UNVERIFIED |
| OBOcean Beauty Seafoods Petersburg | Petersburg | AK | — | ◇ UNVERIFIED |
| OFOcean Fresh Seafood M/v Ocean Fresh | Seattle | WA | — | ◇ UNVERIFIED |
| OPOcean Peace Ft Alaska Victory Processing Vessel | Various Statewide Waters | AK | — | ◇ UNVERIFIED |
| OSOcean Spray Cranberries INC | Sulphur Springs | TX | — | ◇ UNVERIFIED |
| OSOcean Spray Cranberries INC | Bordentown | NJ | — | ◇ UNVERIFIED |
| OLOctave Labs LLC | Pleasant Hill | OR | — | ◇ UNVERIFIED |
| OLOctave Labs LLC | Springfield | OR | — | ◇ UNVERIFIED |
| OIOctochem INC | Vandalia | IL | — | ◇ UNVERIFIED |
| OTOdom's Tennesse Pride Sausage INC | Madison | TN | — | ◇ UNVERIFIED |
| OIOemeta INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| OHO Hommel CO | Carnegie | PA | — | ◇ UNVERIFIED |
| OSOilfield Solutions Midland | Midland | TX | — | ◇ UNVERIFIED |
| OFOk Foods Albertville Plant 1 | Albertville | AL | — | ◇ UNVERIFIED |
| ODOlam - Deming Chili Jalapeno Processing Plant | Deming | NM | — | ◇ UNVERIFIED |
| OEOlam Edible Nuts - Sylvester Plant | Sylvester | GA | — | ◇ UNVERIFIED |
| OWOlam West Coastna INC. Dba Olam Spices & Vegetable Ingredients | Lemoore | CA | — | ◇ UNVERIFIED |
| OLOlay LLC | Cayey | PR | — | ◇ UNVERIFIED |
| OBOld Brewhouse Former Paint Shop | Tumwater | WA | — | ◇ UNVERIFIED |
| OOldcastle | Elmer | NJ | — | ◇ UNVERIFIED |
| ODOld Dutch Foods INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| OHOld Hickory Shoppe LLC | Kahoka | MO | — | ◇ UNVERIFIED |
| OMOld Mill Troy | Saint Albans | VT | — | ◇ UNVERIFIED |
| OMOld Monroe Elevator and Supply-old Monroe | Old Monroe | MO | — | ◇ UNVERIFIED |
| OSOld School Market INC | Sullivan | IL | — | ◇ UNVERIFIED |
| OGOlen G. Parkhill Owner of Kendallwood Estates | Mahomet | IL | — | ◇ UNVERIFIED |
| OCOlin CORP - Moundsville Plant | Moundsville | WV | — | ◇ UNVERIFIED |
| OPOlmarc Packaging CO | Northlake | IL | — | ◇ UNVERIFIED |
| OCOlympic Chemical CORP | Tacoma | WA | — | ◇ UNVERIFIED |
| ODOmega Demolition CORP | Rosemont | IL | — | ◇ UNVERIFIED |
| OPOmega Protein INC Cameron Plant | Cameron | LA | — | ◇ UNVERIFIED |
| OPOmega Protein Inc-omega Protein INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| OEOmg Electronic Chemicals | South Plainfield | NJ | — | ◇ UNVERIFIED |
| OBOmni Baking CO | Vineland | NJ | — | ◇ UNVERIFIED |
| OPOmni Preventive Care 3m Espe | Bentonville | AR | — | ◇ UNVERIFIED |
| OSOmnova Solutions INC. - Calhoun Latex Plant | Calhoun | GA | — | ◇ UNVERIFIED |
| OFOn-cor Frozen Foods, LLC | Chicago | IL | — | ◇ UNVERIFIED |
| OBOny Biotech, INC | Amherst | NY | — | ◇ UNVERIFIED |
| OFOpal Foods, LLC Neosho Feed Mill | Neosho | MO | — | ◇ UNVERIFIED |
| OBOpen Book Extracts | Roxboro | NC | — | ◇ UNVERIFIED |
| OPOpi Products INC. | N Hollywood | CA | — | ◇ UNVERIFIED |
| ONOp Nutrition LLC | Peru | IN | — | ◇ UNVERIFIED |
| OIOptiblend Industries-cambridge | Cambridge | OH | — | ◇ UNVERIFIED |
| OIOptiblend Industries, INC. | Midland | TX | — | ◇ UNVERIFIED |
| OFOptimum Foods Group | Northbrook | IL | — | ◇ UNVERIFIED |
| OSOptum Specialty Pharmacy #801 | Phoenix | AZ | — | ◇ UNVERIFIED |
| OROquawka River Terminal | Gladstone | IL | — | ◇ UNVERIFIED |
| OLOraceutical LLC | Lee | MA | — | ◇ UNVERIFIED |
| OVOrchard View Farms Packing House | The Dalles | OR | — | ◇ UNVERIFIED |
| OIOregon Ice Cream | Eugene | OR | — | ◇ UNVERIFIED |
| OPOregon Potato Company | Pasco | WA | — | ◇ UNVERIFIED |
| OCOreq Corporation | Temecula | CA | — | ◇ UNVERIFIED |
