| PNPrairie Nutrition | Grant | NE | — | ◇ UNVERIFIED |
| PSPrecision Science - Yellowstone | Phoenix | AZ | — | ◇ UNVERIFIED |
| PPPremium Pellets - Pellet Mill | Mc Clave | CO | — | ◇ UNVERIFIED |
| PSPremium Standard Farms - Pattonsburg Feed Mill | Gallatin | MO | — | ◇ UNVERIFIED |
| PSPremium Standard Farms-princeton Feedmill | Princeton | MO | — | ◇ UNVERIFIED |
| PFPrestage Farms | Cassatt | SC | — | ◇ UNVERIFIED |
| PFPrestage Farms, INC. - Hwy. 421 Plant | Clinton | NC | — | ◇ UNVERIFIED |
| PFPrestage Farms Mississippi Inc, Feed Mill | West Point | MS | — | ◇ UNVERIFIED |
| PFPrestage Farms - Moltonville | Clinton | NC | — | ◇ UNVERIFIED |
| PBPretty Bird International INC | Stacy | MN | — | ◇ UNVERIFIED |
| PFPr Farms INC | Madera | CA | — | ◇ UNVERIFIED |
| PCPrime Cooling LLC | Brawley | CA | — | ◇ UNVERIFIED |
| PAPrince Agri.prod.inc | Marion | IA | — | ◇ UNVERIFIED |
| PMPrince Minerals INC | Quincy | IL | — | ◇ UNVERIFIED |
| PGPrinz Grain & Feed INC | West Point | NE | — | ◇ UNVERIFIED |
| PFProducer Feeds | Louisville | KY | — | ◇ UNVERIFIED |
| PGPro Granos | Guanica | PR | — | ◇ UNVERIFIED |
| PAProgressive Ag Center, L.l.c. | Stewartville | MN | — | ◇ UNVERIFIED |
| PMProliant Meat Ingredients | Lytton | IA | — | ◇ UNVERIFIED |
| PFPro-serve Feeds INC | Portales | NM | — | ◇ UNVERIFIED |
| PFProserve Feeds INC | Portales | NM | — | ◇ UNVERIFIED |
| PNProvimi N.a. INC | Lewisburg | OH | — | ◇ UNVERIFIED |
| PIPullman Innovations (formerly Agri-fine Corporation) | Chicago | IL | — | ◇ UNVERIFIED |
| PAPurina Animal Nutriition, LLC. | Wichita | KS | — | ◇ UNVERIFIED |
 Purina Animal Nutrition | Gray Summit | MO | — | ◇ UNVERIFIED |
| Purina Animal Nutrition Center | Gray Summit | MO | — | ◇ UNVERIFIED |
| Purina Animal Nutrition LLC | Henderson | CO | — | ◇ UNVERIFIED |
| Purina Animal Nutrition LLC | Sheldon | IA | — | ◇ UNVERIFIED |
| Purina Animal Nutrition LLC | Artesia | NM | — | ◇ UNVERIFIED |
| Purina Animal Nutrition, LLC | Gonzales | TX | — | ◇ UNVERIFIED |
| Purina Animal Nutrition Llc/hempfield | Lancaster | PA | — | ◇ UNVERIFIED |
| Purina Animal Nutrition LLC - Lake City | Lake City | FL | — | ◇ UNVERIFIED |
| PMPurina Mills Llc-purina Mills - Montgomery City | Montgomery City | MO | — | ◇ UNVERIFIED |
| PMPurina Mills-purina Mills | Kansas City | MO | — | ◇ UNVERIFIED |
| QTQuali Tech INC | Chaska | MN | — | ◇ UNVERIFIED |
| QFQuality Feeds INC | Covington | LA | — | ◇ UNVERIFIED |
| QLQuality Liquid Feed INC | Lasalle | IL | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds | Muskogee | OK | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds | Comstock Park | MI | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds - Auburndale | Auburndale | FL | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds, INC | Granger | WA | — | ◇ UNVERIFIED |
 Quality Liquid Feeds, INC. | Casa Grande | AZ | — | ◇ UNVERIFIED |
| RFRaeford Farms of Louisiana | Choudrant | LA | — | ◇ UNVERIFIED |
| RMRagland Mills | Neosho | MO | — | ◇ UNVERIFIED |
| RKRamos & Kley Ranches LLC | Arbuckle | CA | — | ◇ UNVERIFIED |
| RAR and M Processing LLC | San Diego | CA | — | ◇ UNVERIFIED |
| RJRavi & Jay Thiara Farms | Colusa | CA | — | ◇ UNVERIFIED |
| RDRaw Dog Brands Inc. | Honolulu | HI | — | ◇ UNVERIFIED |
| RERayeman Elements, INC. | Lexington | NE | — | ◇ UNVERIFIED |
| RRayo | Visalia | CA | — | ◇ UNVERIFIED |
