| Government Offices - County in Ipswich, SD (11) | Cattle Ranching in Ipswich, SD (10) |
| General Crop Farm in Ipswich, SD (10) | Cattle Feedlot in Ipswich, SD (6) |
| Farms in Ipswich, SD (6) | Schools in Ipswich, SD (6) |
| Bars in Ipswich, SD (5) | Automobile Body - Repairing & Painting in Ipswich, SD (4) |
| Churches in Ipswich, SD (4) | Corn Farm Whol Livestock Soybean Farm in Ipswich, SD (4) |
| County Government - Finance & Taxation in Ipswich, SD (4) | Government Offices - State in Ipswich, SD (4) |
| Grain Elevators in Ipswich, SD (4) | Retreat Houses in Ipswich, SD (4) |
| Wheat Farm in Ipswich, SD (4) | Associations in Ipswich, SD (3) |
| Highway Street Construction in Ipswich, SD (3) | Insurance in Ipswich, SD (3) |
| New House Construction Contractor in Ipswich, SD (3) | Newspapers (Publishers) in Ipswich, SD (3) |
| Aerial Applicators in Ipswich, SD (2) | Antiques - Dealers in Ipswich, SD (2) |
| Attorneys & Lawyers in Ipswich, SD (2) | Auctioneers in Ipswich, SD (2) |
| Auto Body Repair Painting in Ipswich, SD (2) | Automobile Repairing & Service in Ipswich, SD (2) |
| Banks in Ipswich, SD (2) | Beauty Salons in Ipswich, SD (2) |
| Carpentry Contractor in Ipswich, SD (2) | Cash Grains Farm in Ipswich, SD (2) |
| Chiropractors in Ipswich, SD (2) | Commodity Brokers in Ipswich, SD (2) |
| Convenience Stores in Ipswich, SD (2) | County Government - General Offices in Ipswich, SD (2) |
| County Government - Social Human Resources in Ipswich, SD (2) | Dairy Farm in Ipswich, SD (2) |
| Data Systems Consultants & Designers in Ipswich, SD (2) | Drinking Place Mfg Blowers Fans in Ipswich, SD (2) |
| Drug Store in Ipswich, SD (2) | Funeral Home in Ipswich, SD (2) |
| Gift Shops in Ipswich, SD (2) | Government Offices in Ipswich, SD (2) |
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| Hardware - Retail in Ipswich, SD (2) | Libraries - Public in Ipswich, SD (2) |
| Manufacturers in Ipswich, SD (2) | Meat - Retail in Ipswich, SD (2) |
| Nursing & Convalescent Homes in Ipswich, SD (2) | Organizations in Ipswich, SD (2) |
| Pharmacies in Ipswich, SD (2) | Physicians & Surgeons in Ipswich, SD (2) |
| Real Property Lessor Vegetable Melon Farm in Ipswich, SD (2) | Restaurant in Ipswich, SD (2) |
| Restaurants in Ipswich, SD (2) | Services in Ipswich, SD (2) |
| Sheriff in Ipswich, SD (2) | State Government - Conservation Depts in Ipswich, SD (2) |
| State Government - Courts in Ipswich, SD (2) | Telecommunications Services in Ipswich, SD (2) |
| Acoustical Materials in Ipswich, SD (1) | Advertising Agency Publishing in Ipswich, SD (1) |
| Amusement Recreation Services Fish Hatchery Preserve in Ipswich, SD (1) | Animal Feed & Supplies Nursery in Ipswich, SD (1) |
| Apartments in Ipswich, SD (1) | Auto Transmission Repair in Ipswich, SD (1) |
| Automotive Repair & Service in Ipswich, SD (1) | Barber Shop in Ipswich, SD (1) |
| Barbers in Ipswich, SD (1) | Beauty Shop in Ipswich, SD (1) |
| Cash Grains Farm in Ipswich, SD (1) | Cash Grains Farm Corn Farm in Ipswich, SD (1) |
| Child Care Service in Ipswich, SD (1) | Child Day Care Services in Ipswich, SD (1) |
| Civic Social Association in Ipswich, SD (1) | Cleaning Services - Industrial in Ipswich, SD (1) |
| Communications in Ipswich, SD (1) | Computer & Equipment Dealers in Ipswich, SD (1) |
| Computer Software Services in Ipswich, SD (1) | Construction Companies in Ipswich, SD (1) |
| Construction Consulting & Engineering Services in Ipswich, SD (1) | County Courthouse in Ipswich, SD (1) |
| Crop Harvesting Services in Ipswich, SD (1) | Dentists in Ipswich, SD (1) |
| Dentists in Ipswich, SD (1) | Designs & Builds Dairies in Ipswich, SD (1) |
| Electric Services Mfg Electrical Measuring Instruments in Ipswich, SD (1) | Electrical Contractor in Ipswich, SD (1) |
| Elementary Secondary School in Ipswich, SD (1) | Executive Office in Ipswich, SD (1) |
| Fast Food Diner Restaurant in Ipswich, SD (1) | Federal Government - Urban Planning & Dev in Ipswich, SD (1) |
| Feed - Dealers (Wholesale) in Ipswich, SD (1) | Field Crop Farm in Ipswich, SD (1) |
| Fishing Bait in Ipswich, SD (1) | Floor Laying Contractor in Ipswich, SD (1) |
| Florist Gifts Novelties in Ipswich, SD (1) | Florists - Retail in Ipswich, SD (1) |
| Food Markets in Ipswich, SD (1) | Gasoline Station Construction Service in Ipswich, SD (1) |
