| Churches in London, OH (47) | Corn Farm Whol Livestock Soybean Farm in London, OH (31) |
| General Crop Farm in London, OH (27) | Physicians & Surgeons in London, OH (21) |
| Restaurants in London, OH (21) | Insurance in London, OH (19) |
| Schools in London, OH (19) | Attorneys & Lawyers in London, OH (17) |
| Government Offices - County in London, OH (14) | House Construction Contractors in London, OH (12) |
| Apartments in London, OH (11) | Bars in London, OH (11) |
| Beauty Salons in London, OH (10) | Government Offices in London, OH (10) |
| Ice Cream Parlors in London, OH (9) | Insurance Agent Broker in London, OH (9) |
| Real Estate in London, OH (9) | Apartments in London, OH (8) |
| Clergy in London, OH (8) | Foods - Carry Out in London, OH (8) |
| Gifts Shop in London, OH (8) | Heating Contractors in London, OH (8) |
| Hotels & Motels in London, OH (8) | Automobile Repairing & Service in London, OH (7) |
| Carpet & Rug Cleaners in London, OH (7) | Cemeteries in London, OH (7) |
| Home Contractor in London, OH (7) | Real Estate Agent in London, OH (7) |
| Restaurant in London, OH (7) | Social Service & Welfare Organizations in London, OH (7) |
| Soybean Farm Corn Farm in London, OH (7) | Automobile Dealers - Used Cars in London, OH (6) |
| Banks in London, OH (6) | Electrical Contractor in London, OH (6) |
| Elementary Secondary School in London, OH (6) | Plumbing Contractors & Plumbers in London, OH (6) |
| Storage - Household & Commercial in London, OH (6) | Tax Return Preparation & Filing in London, OH (6) |
| Trucking Operator - Nonlocal in London, OH (6) | Associations in London, OH (5) |
| Convenience Stores in London, OH (5) | Dentists in London, OH (5) |
| General Contractors in London, OH (5) | Government Offices - State in London, OH (5) |
| Grocery Store in London, OH (5) | Loans in London, OH (5) |
| New House Construction Contractor in London, OH (5) | Painters in London, OH (5) |
| Pharmacies in London, OH (5) | Plumbing Heating AC Contractor in London, OH (5) |
| Service Stations - Gasoline & Oil in London, OH (5) | Accountants in London, OH (4) |
| Animal Feed & Supplies Nursery in London, OH (4) | Animal Services in London, OH (4) |
| Carpet & Rug Dealers - New in London, OH (4) | Chiropractors in London, OH (4) |
| Conveyors & Conveying Equipment - Mfrs in London, OH (4) | County Government - Courts in London, OH (4) |
| County Government - General Offices in London, OH (4) | Employment Contractors - Temporary Help in London, OH (4) |
| Environmental Excavating Contractor in London, OH (4) | Excavating Contractors in London, OH (4) |
| Executive Office in London, OH (4) | Family Restaurant Diners in London, OH (4) |
| Fencing Contractors in London, OH (4) | Fire Departments in London, OH (4) |
| Gas - Liquefied Petro - Bttld Bulk (Whol) in London, OH (4) | Gasoline Service Station in London, OH (4) |
| Gasoline Station Construction Service in London, OH (4) | General Electrical Contractor in London, OH (4) |
| Home Builders in London, OH (4) | Manicure & Nail Salons in London, OH (4) |
| National Commercial Bank in London, OH (4) | Pile Driving in London, OH (4) |
| Pizza in London, OH (4) | Real Estate Agent Construction in London, OH (4) |
| Snack Products in London, OH (4) | Sporting Goods - Retail in London, OH (4) |
| State Government - Executive Offices in London, OH (4) | Trade Contractor in London, OH (4) |
| Truck Stops & Plazas in London, OH (4) | Trucking in London, OH (4) |
| Trucking Hauling Contractor in London, OH (4) | Wheat Farm in London, OH (4) |
| Wholesale Auto Parts in London, OH (4) | Barbers in London, OH (3) |
| Business Management Consultants in London, OH (3) | Carpentry Contractor in London, OH (3) |
| Caterers in London, OH (3) | Child Care Service in London, OH (3) |
| Child Day Care Services in London, OH (3) | Diner in London, OH (3) |
| Drug Store in London, OH (3) | Drug Store in London, OH (3) |
| Electric Contractors in London, OH (3) | Fence (Wholesale) in London, OH (3) |
| Fraternal Organizations in London, OH (3) | Gift Shops in London, OH (3) |
| Health Clubs Studios & Gymnasiums in London, OH (3) | Lawn Garden Services in London, OH (3) |
