| Corn Farm Whol Livestock Soybean Farm in Armour, SD (16) | Churches in Armour, SD (12) |
| Government Offices - County in Armour, SD (11) | General Crop Farm in Armour, SD (9) |
| Cattle Ranching in Armour, SD (8) | Beauty Salons in Armour, SD (6) |
| County Government - Finance & Taxation in Armour, SD (6) | Automobile Repairing & Service in Armour, SD (4) |
| Dairy Farm in Armour, SD (4) | Schools in Armour, SD (4) |
| Automobile Dealers - Used Cars in Armour, SD (3) | Beauty Shop in Armour, SD (3) |
| Federal Govt - Reg & Adm - Comms Utilities in Armour, SD (3) | Feed Store & Farm in Armour, SD (3) |
| Government Offices in Armour, SD (3) | Hog Farm Or Feedlot in Armour, SD (3) |
| Insurance in Armour, SD (3) | Police Departments in Armour, SD (3) |
| Vegetable Melon Farm in Armour, SD (3) | Whol Livestock Beef Cattle - Except Feedlot in Armour, SD (3) |
| Accountants in Armour, SD (2) | Apartments in Armour, SD (2) |
| Attorneys & Lawyers in Armour, SD (2) | Automobile Body - Repairing & Painting in Armour, SD (2) |
| Automotive Repair & Service in Armour, SD (2) | Banks in Armour, SD (2) |
| Bars in Armour, SD (2) | Carpet & Rug Cleaners in Armour, SD (2) |
| Child Care Service in Armour, SD (2) | Cocktail Lounges in Armour, SD (2) |
| Convenience Stores in Armour, SD (2) | County Government - Courts in Armour, SD (2) |
| County Government - Executive Offices in Armour, SD (2) | Dentists in Armour, SD (2) |
| Electric Companies in Armour, SD (2) | Electric Motors - Dlrs Repairing (Whol) in Armour, SD (2) |
| Elementary Secondary School in Armour, SD (2) | Excavating Contractors in Armour, SD (2) |
| Farms in Armour, SD (2) | Federal Government - Conservation Depts in Armour, SD (2) |
| Feed Grinding (Wholesale) in Armour, SD (2) | Florists - Retail in Armour, SD (2) |
| Funeral Home in Armour, SD (2) | Grain Bins in Armour, SD (2) |
| Grocery - Retail in Armour, SD (2) | Hardware - Retail in Armour, SD (2) |
| Landscape Contractors in Armour, SD (2) | Libraries - Public in Armour, SD (2) |
| Livestock Buyers in Armour, SD (2) | Lumber - Retail in Armour, SD (2) |
| Metal Goods - Manufacturers in Armour, SD (2) | Newspapers (Publishers) in Armour, SD (2) |
| Non - Profit Organizations in Armour, SD (2) | Nursing & Convalescent Homes in Armour, SD (2) |
| Pharmacies in Armour, SD (2) | Plumbing Contractors & Plumbers in Armour, SD (2) |
| Printers in Armour, SD (2) | Radio Television Repair in Armour, SD (2) |
| Ranches in Armour, SD (2) | Real Estate Appraisers in Armour, SD (2) |
| Residential Care Homes in Armour, SD (2) | Restaurants in Armour, SD (2) |
| Retreat Houses in Armour, SD (2) | Social Service & Welfare Organizations in Armour, SD (2) |
| Social Services in Armour, SD (2) | Television & Radio - Dealers in Armour, SD (2) |
| Transmissions - Automobile in Armour, SD (2) | Veterinarians in Armour, SD (2) |
| Wheat Farm in Armour, SD (2) | Administrative Economic Programs in Armour, SD (1) |
| Administrative Public Health Programs in Armour, SD (1) | Advertising - Promotional in Armour, SD (1) |
| Animal Feed & Supplies Nursery in Armour, SD (1) | Apartments in Armour, SD (1) |
| Arts Organizations & Information in Armour, SD (1) | Auto Body Repair Painting in Armour, SD (1) |
| Building Contractors in Armour, SD (1) | Carpentry Contractor in Armour, SD (1) |
| Cash Grains Farm in Armour, SD (1) | Cash Grains Farm Corn Farm in Armour, SD (1) |
| Cattle Feedlot in Armour, SD (1) | Cemeteries in Armour, SD (1) |
| Cemetery Subdivider Developer Membership Organization in Armour, SD (1) | Child Day Care Services in Armour, SD (1) |
| Clinics in Armour, SD (1) | Commercial Photography Periodicals Publishing & Printin in Armour, SD (1) |
| County Courthouse in Armour, SD (1) | County Government - Public Health Programs in Armour, SD (1) |
| County Government - Social Human Resources in Armour, SD (1) | Crop Preparation For Market in Armour, SD (1) |
| Decals (Manufacturers) in Armour, SD (1) | Dentists in Armour, SD (1) |
| Drug Abuse & Addiction Info & Treatment in Armour, SD (1) | Electric Cars - Automobile (Manufacturers) in Armour, SD (1) |
| Electric Services Business Consulting Services in Armour, SD (1) | Electric Services Mfg Electrical Measuring Instruments in Armour, SD (1) |
| Electronic Equipment & Supplies - Retail in Armour, SD (1) | Executive Office in Armour, SD (1) |
| Farm Equipment (Wholesale) in Armour, SD (1) | Fencing Contractors in Armour, SD (1) |
