| Restaurants in Ottawa, IL (49) | Corn Farm Whol Livestock Soybean Farm in Ottawa, IL (37) |
| Attorneys & Lawyers in Ottawa, IL (33) | Churches in Ottawa, IL (31) |
| Insurance in Ottawa, IL (29) | Physicians & Surgeons in Ottawa, IL (26) |
| Beauty Shop in Ottawa, IL (22) | Beauty Salons in Ottawa, IL (21) |
| Government Offices - County in Ottawa, IL (20) | Insurance Agent Broker in Ottawa, IL (17) |
| Bars in Ottawa, IL (16) | Dentists in Ottawa, IL (16) |
| Retreat Houses in Ottawa, IL (15) | Legal Services in Ottawa, IL (14) |
| Schools in Ottawa, IL (13) | Automobile Repairing & Service in Ottawa, IL (11) |
| General Contractors in Ottawa, IL (11) | Service Stations - Gasoline & Oil in Ottawa, IL (11) |
| House Construction Contractors in Ottawa, IL (10) | Real Estate in Ottawa, IL (10) |
| Social Service & Welfare Organizations in Ottawa, IL (10) | Accountants in Ottawa, IL (9) |
| Automotive Repair & Service in Ottawa, IL (9) | Elementary Secondary School in Ottawa, IL (9) |
| General Crop Farm in Ottawa, IL (9) | Legal Services in Ottawa, IL (9) |
| Religious Organization in Ottawa, IL (9) | Business Construction Services in Ottawa, IL (8) |
| Clubs in Ottawa, IL (8) | Grocery - Retail in Ottawa, IL (8) |
| Home Improvements in Ottawa, IL (8) | Labor Organizations in Ottawa, IL (8) |
| Physicians Office in Ottawa, IL (8) | Veterans & Military Organizations in Ottawa, IL (8) |
| Chiropractors in Ottawa, IL (7) | County Government - Courts in Ottawa, IL (7) |
| Government Offices in Ottawa, IL (7) | Hotels & Motels in Ottawa, IL (7) |
| Loans in Ottawa, IL (7) | Marriage & Family Counselors in Ottawa, IL (7) |
| Parks in Ottawa, IL (7) | Senior Citizens Service in Ottawa, IL (7) |
| Tree Service in Ottawa, IL (7) | Apartments in Ottawa, IL (6) |
| Auctioneers in Ottawa, IL (6) | Automobile Body - Repairing & Painting in Ottawa, IL (6) |
| Automobile Dealers - New Cars in Ottawa, IL (6) | Automobile Dealers - Used Cars in Ottawa, IL (6) |
| Car Washing & Polishing in Ottawa, IL (6) | Dentists in Ottawa, IL (6) |
| Dentists in Ottawa, IL (6) | Gift Shops in Ottawa, IL (6) |
| Glass - Auto Plate & Window & Etc in Ottawa, IL (6) | Painters in Ottawa, IL (6) |
| Plumbing Contractors & Plumbers in Ottawa, IL (6) | Real Estate Agent Construction in Ottawa, IL (6) |
| Real Property Lessor Vegetable Melon Farm in Ottawa, IL (6) | Tax Return Preparation & Filing in Ottawa, IL (6) |
| Apartments in Ottawa, IL (5) | Auto Body Repair Painting in Ottawa, IL (5) |
| Banks in Ottawa, IL (5) | Dancing Instruction in Ottawa, IL (5) |
| Electric Contractors in Ottawa, IL (5) | Financing in Ottawa, IL (5) |
| Fire Departments in Ottawa, IL (5) | Home Builders in Ottawa, IL (5) |
| Insurance - Inspection & Audits in Ottawa, IL (5) | Labor Organization in Ottawa, IL (5) |
| Machine Shops in Ottawa, IL (5) | New House Construction Contractor in Ottawa, IL (5) |
| Nursing & Convalescent Homes in Ottawa, IL (5) | Photo Portrait Studio in Ottawa, IL (5) |
| Real Estate Agent in Ottawa, IL (5) | Roofing Contractors & Roofers in Ottawa, IL (5) |
| Social Services in Ottawa, IL (5) | State Government - Social Human Resources in Ottawa, IL (5) |
| Travel Agency Transportation in Ottawa, IL (5) | Trucking in Ottawa, IL (5) |
| Automobile Parts & Supplies - Retail - New in Ottawa, IL (4) | Business Services in Ottawa, IL (4) |
| Child Day Care Services in Ottawa, IL (4) | Chiropractor's Office in Ottawa, IL (4) |
| Concrete Contractors in Ottawa, IL (4) | Government Offices - State in Ottawa, IL (4) |
| Grain - Dealers (Wholesale) in Ottawa, IL (4) | Health Clubs Studios & Gymnasiums in Ottawa, IL (4) |
| Housing Authorities in Ottawa, IL (4) | Mortgage Banker Correspondent in Ottawa, IL (4) |
| National Commercial Bank in Ottawa, IL (4) | Personal Credit Institution in Ottawa, IL (4) |
| Pharmacies in Ottawa, IL (4) | Photographers - Portrait in Ottawa, IL (4) |
| Real Estate Loans in Ottawa, IL (4) | Storage - Household & Commercial in Ottawa, IL (4) |
| Trucking Hauling Contractor in Ottawa, IL (4) | Trucking Operator - Nonlocal in Ottawa, IL (4) |
| Wrecker Service & Towing in Ottawa, IL (4) | Accounting Auditing Bookkeeping in Ottawa, IL (3) |
| Air Conditioning Contractors & Systems in Ottawa, IL (3) | Amusement & Recreation in Ottawa, IL (3) |
