| Restaurants in Waterloo, IA (96) | Churches in Waterloo, IA (93) |
| Physicians & Surgeons in Waterloo, IA (59) | Insurance in Waterloo, IA (54) |
| Attorneys & Lawyers in Waterloo, IA (51) | Beauty Salons in Waterloo, IA (45) |
| Retreat Houses in Waterloo, IA (41) | Bars in Waterloo, IA (39) |
| Corn Farm Whol Livestock Soybean Farm in Waterloo, IA (38) | Automobile Repairing & Service in Waterloo, IA (37) |
| Real Estate in Waterloo, IA (32) | Convenience Stores in Waterloo, IA (30) |
| Dentists in Waterloo, IA (29) | Government Offices - County in Waterloo, IA (27) |
| Automobile Dealers - Used Cars in Waterloo, IA (25) | Schools in Waterloo, IA (25) |
| Apartments in Waterloo, IA (24) | General Crop Farm in Waterloo, IA (24) |
| General Contractors in Waterloo, IA (22) | House Construction Contractors in Waterloo, IA (22) |
| Religious Organization in Waterloo, IA (22) | Social Service & Welfare Organizations in Waterloo, IA (22) |
| Accountants in Waterloo, IA (19) | Beauty Shop in Waterloo, IA (19) |
| Government Offices in Waterloo, IA (18) | Child Care Service in Waterloo, IA (17) |
| Banks in Waterloo, IA (16) | Electric Contractors in Waterloo, IA (16) |
| Hotels & Motels in Waterloo, IA (16) | Business Construction Services in Waterloo, IA (15) |
| Cellular Telephones (Services) in Waterloo, IA (15) | Credit Unions in Waterloo, IA (15) |
| Carpet & Rug Cleaners in Waterloo, IA (14) | Lawn & Grounds Maintenance in Waterloo, IA (14) |
| Storage - Household & Commercial in Waterloo, IA (14) | Pharmacies in Waterloo, IA (13) |
| Plumbing Contractors & Plumbers in Waterloo, IA (13) | Roofing Contractors & Roofers in Waterloo, IA (13) |
| Antiques - Dealers in Waterloo, IA (12) | Automobile Body - Repairing & Painting in Waterloo, IA (12) |
| Chiropractors in Waterloo, IA (12) | Grocery - Retail in Waterloo, IA (12) |
| Janitor Service in Waterloo, IA (12) | Real Estate Agent Construction in Waterloo, IA (12) |
| Trucking Hauling Contractor in Waterloo, IA (12) | Automotive Repair & Service in Waterloo, IA (11) |
| Furniture - Dealers in Waterloo, IA (11) | Music & Live Entertainment in Waterloo, IA (11) |
| Service Stations - Gasoline & Oil in Waterloo, IA (11) | Tax Return Preparation & Filing in Waterloo, IA (11) |
| Automobile Parts & Supplies - Retail - New in Waterloo, IA (10) | Bakers - Retail in Waterloo, IA (10) |
| Department Stores in Waterloo, IA (10) | Glass - Auto Plate & Window & Etc in Waterloo, IA (10) |
| Labor Organizations in Waterloo, IA (10) | Massage Therapists in Waterloo, IA (10) |
| Painters in Waterloo, IA (10) | Real Property Lessor Vegetable Melon Farm in Waterloo, IA (10) |
| Retail Shops in Waterloo, IA (10) | Screen Printing in Waterloo, IA (10) |
| Associations in Waterloo, IA (9) | Barbers in Waterloo, IA (9) |
| Clinics in Waterloo, IA (9) | Financial Planning Consultants in Waterloo, IA (9) |
| Florists - Retail in Waterloo, IA (9) | Gift Shops in Waterloo, IA (9) |
| Investment Securities in Waterloo, IA (9) | New House Construction Contractor in Waterloo, IA (9) |
| Photographers - Portrait in Waterloo, IA (9) | Police Departments in Waterloo, IA (9) |
| Senior Citizens Service in Waterloo, IA (9) | Trucking - Motor Freight in Waterloo, IA (9) |
| Beauty Salons - Equipment & Supplies in Waterloo, IA (8) | Business Consulting Services in Waterloo, IA (8) |
| Fraternal Organizations in Waterloo, IA (8) | Heating Contractors in Waterloo, IA (8) |
| Ice Cream Parlors in Waterloo, IA (8) | Machine Shops in Waterloo, IA (8) |
| Misc Personal Services Farm Labor Contractor in Waterloo, IA (8) | Radio Stations & Broadcasting Companies in Waterloo, IA (8) |
| Real Estate Investments in Waterloo, IA (8) | Tree Service in Waterloo, IA (8) |
| Advertising - Agencies & Counselors in Waterloo, IA (7) | Apartments in Waterloo, IA (7) |
| Bonds - Bail in Waterloo, IA (7) | Concrete Contractors in Waterloo, IA (7) |
| Funeral Home in Waterloo, IA (7) | Gifts Shop in Waterloo, IA (7) |
| Loans in Waterloo, IA (7) | State Government - Executive Offices in Waterloo, IA (7) |
| Automobile Parts - Used & Rebuilt in Waterloo, IA (6) | Car Washing & Polishing in Waterloo, IA (6) |
| Cemeteries in Waterloo, IA (6) | Check Cashing Service in Waterloo, IA (6) |
| Cleaners in Waterloo, IA (6) | Computer & Equipment Dealers in Waterloo, IA (6) |
| Dancing Instruction in Waterloo, IA (6) | Government Offices in Waterloo, IA (6) |
| Hearing Impaired Equipment & Supplies in Waterloo, IA (6) | Insurance Adjusters in Waterloo, IA (6) |
