Subsector 311 - Food Manufacturing
311111
 Dog and Cat Food Manufacturing
311119
 Other Animal Food Manufacturing
311211
 Flour Milling
311212
 Rice Milling
311213
 Malt Manufacturing
311221
 Wet Corn Milling
311222
 Soybean Processing
311223
 Other Oilseed Processing
311225
 Fats and Oils Refining and Blending
311230
 Breakfast Cereal Manufacturing
311311
 Sugarcane Mills
311312
 Cane Sugar Refining
311313
 Beet Sugar Manufacturing
311320
 Chocolate and Confectionery Manufacturing from Cacao Beans
311330
 Confectionery Manufacturing from Purchased Chocolate
311340
 Non-Chocolate Confectionery Manufacturing
311411
 Frozen Fruit, Juice and Vegetable Manufacturing
311412
 Frozen Specialty Food Manufacturing
311421
 Fruit and Vegetable Canning 
311422
 Specialty Canning
311423
 Dried and Dehydrated Food Manufacturing
311511
 Fluid Milk Manufacturing
311512
 Creamery Butter Manufacturing
311513
 Cheese Manufacturing
311514
 Dry, Condensed, and Evaporated Dairy Product Manufacturing
311520
 IceCream and Frozen Dessert Manufacturing
311611
 Animal (except Poultry) Slaughtering
311612
 Meat Processed from Carcasses
311613
 Rendering and Meat By-product Processing
311615
 Poultry Processing
311711
 Seafood Canning
311712
 Fresh and Frozen Seafood Processing
311811
 Retail Bakeries
311812
 Commercial Bakeries
311813
 Frozen Cakes, Pies, and Other Pastries Manufacturing
311821
 Cookie and Cracker Manufacturing
311822
 Flour Mixes and Dough Manufacturing from Purchased Flour
311823
 Dry Pasta Manufacturing
311830
 Tortilla Manufacturing
311911
 Roasted Nuts and Peanut Butter Manufacturing
311919
 Other Snack Food Manufacturing
311920
 Coffee and Tea Manufacturing
311930
 Flavoring Syrup and Concentrate Manufacturing
311941
 Mayonnaise, Dressing and Other Prepared Sauce Manufacturing
311942
 Spice and Extract Manufacturing
311991
 Perishable Prepared Food Manufacturing
311999
 All Other Miscellaneous Food Manufacturing