| Cattle Ranching in Martin, SD (13) | Schools in Martin, SD (12) |
| Wheat Farm in Martin, SD (12) | Government Offices - County in Martin, SD (8) |
| Hotels & Motels in Martin, SD (6) | Churches in Martin, SD (4) |
| County Government - Finance & Taxation in Martin, SD (4) | County Government - Social Human Resources in Martin, SD (4) |
| Grading Contractors in Martin, SD (4) | Hardware - Retail in Martin, SD (4) |
| Retreat Houses in Martin, SD (4) | Bars in Martin, SD (3) |
| Beauty Salons in Martin, SD (3) | Executive Office in Martin, SD (3) |
| Farms in Martin, SD (3) | House Construction Contractors in Martin, SD (3) |
| Newspapers (Publishers) in Martin, SD (3) | Sheriff in Martin, SD (3) |
| Social Services in Martin, SD (3) | State Government - Conservation Depts in Martin, SD (3) |
| Trucking Hauling Contractor in Martin, SD (3) | Associations in Martin, SD (2) |
| Automobile Dealers - New Cars in Martin, SD (2) | Book Dealers - Retail in Martin, SD (2) |
| Cash Grains Farm in Martin, SD (2) | Cattle Feedlot in Martin, SD (2) |
| City Government - Executive Offices in Martin, SD (2) | Clinics in Martin, SD (2) |
| Cocktail Lounges in Martin, SD (2) | Concrete - Ready Mixed in Martin, SD (2) |
| Convenience Stores in Martin, SD (2) | County Government - Executive Offices in Martin, SD (2) |
| Environmental Conservation Ecologcl Org in Martin, SD (2) | Excavating Contractors in Martin, SD (2) |
| Farm Equipment (Wholesale) in Martin, SD (2) | Federal Government - Conservation Depts in Martin, SD (2) |
| Feed - Dealers (Wholesale) in Martin, SD (2) | Food Preparations (Manufacturers) in Martin, SD (2) |
| Funeral Home in Martin, SD (2) | Funeral Plans (Pre - Arranged) in Martin, SD (2) |
| Gas - Liquefied Petro - Bttld Bulk (Whol) in Martin, SD (2) | General Animal Farm in Martin, SD (2) |
| General Crop Farm in Martin, SD (2) | General Merchandise - Retail in Martin, SD (2) |
| Government Offices in Martin, SD (2) | Grocery - Retail in Martin, SD (2) |
| Heating Equipment & Systems (Wholesale) in Martin, SD (2) | Insurance in Martin, SD (2) |
| Lawn Mowers in Martin, SD (2) | Libraries - Institutional in Martin, SD (2) |
| Libraries - Public in Martin, SD (2) | Livestock Auction Markets in Martin, SD (2) |
| Meat Products in Martin, SD (2) | Regulation Of Agricultural Marketing & Commodities in Martin, SD (2) |
| Religious Organization in Martin, SD (2) | State Government - Legal Counsel in Martin, SD (2) |
| State Government - Social Human Resources in Martin, SD (2) | Tax Return Preparation & Filing in Martin, SD (2) |
| Trucking - Motor Freight in Martin, SD (2) | Trucking Operator - Nonlocal in Martin, SD (2) |
| Wheel Alignment - Frame & Axle in Martin, SD (2) | Administrative Public Health Programs in Martin, SD (1) |
| Administrative Veterans Affairs in Martin, SD (1) | Aircraft Parts & Services in Martin, SD (1) |
| Aircraft Servicing & Maintenance in Martin, SD (1) | Airports in Martin, SD (1) |
| Amusement Device Operator in Martin, SD (1) | Animal Hospitals in Martin, SD (1) |
| Animal Specialties Farm in Martin, SD (1) | Apparel Silk Screening & Embroidery in Martin, SD (1) |
| Appliance Repairs in Martin, SD (1) | Appliances - Household - Major - Dealers in Martin, SD (1) |
| Asphalt Paving Contractor in Martin, SD (1) | Auto Home Supplies in Martin, SD (1) |
| Automobile Repairing & Service in Martin, SD (1) | Automotive Repair & Service in Martin, SD (1) |
| Banks in Martin, SD (1) | Bowling Alley in Martin, SD (1) |
| Bowling Centers in Martin, SD (1) | Car Washing & Polishing in Martin, SD (1) |
| Carpentry Contractor in Martin, SD (1) | Child Day Care Services in Martin, SD (1) |
| Counseling Services in Martin, SD (1) | County Government - General Offices in Martin, SD (1) |
| Court in Martin, SD (1) | Direct Retail Sales Ret Misc Merchandise in Martin, SD (1) |
| Doctor Office in Martin, SD (1) | Drug Store in Martin, SD (1) |
| Electric Companies in Martin, SD (1) | Electric Services Mfg Electrical Measuring Instruments in Martin, SD (1) |
| Environmental Excavating Contractor in Martin, SD (1) | Federal Government - Agricultural Programs in Martin, SD (1) |
| Federal Government - Legal Counsel in Martin, SD (1) | Fencing Contractors in Martin, SD (1) |
| Fire Departments in Martin, SD (1) | Florists - Retail in Martin, SD (1) |
| General Contractors in Martin, SD (1) | General Livestock Farm in Martin, SD (1) |
| Gift Shops in Martin, SD (1) | Gifts Novelties in Martin, SD (1) |
