| Churches in Garrison, IA (4) | Farms in Garrison, IA (4) |
| Corn Farm Whol Livestock Soybean Farm in Garrison, IA (3) | Real Property Lessor Vegetable Melon Farm in Garrison, IA (3) |
| General Crop Farm in Garrison, IA (2) | Apartments in Garrison, IA (1) |
| Apartments in Garrison, IA (1) | Automobile Racing Car Equipment in Garrison, IA (1) |
| Bars in Garrison, IA (1) | Beauty Salons in Garrison, IA (1) |
| Cash Grains Farm in Garrison, IA (1) | City Government - Executive Offices in Garrison, IA (1) |
| Cut Stone & Stone Products (Mfrs) in Garrison, IA (1) | Feed - Dealers (Wholesale) in Garrison, IA (1) |
| Fertilizers (Wholesale) in Garrison, IA (1) | Fire Departments in Garrison, IA (1) |
| Fire Protection in Garrison, IA (1) | General Merchandise in Garrison, IA (1) |
| Government Offices in Garrison, IA (1) | Grain Elevators in Garrison, IA (1) |
| Grocery - Retail in Garrison, IA (1) | Home Furnishings in Garrison, IA (1) |
| Insurance in Garrison, IA (1) | Lawn Garden Services in Garrison, IA (1) |
| Libraries - Public in Garrison, IA (1) | Personal Services in Garrison, IA (1) |
| Pointing - Brick, Stone, Etc in Garrison, IA (1) | Post Offices in Garrison, IA (1) |
| Pottery in Garrison, IA (1) | Retreat Houses in Garrison, IA (1) |
| Rice Drying Service in Garrison, IA (1) | Sawmills & Planing Mills - General in Garrison, IA (1) |
| Siding Contractors in Garrison, IA (1) | Small Grains Potatoes Vegetables And Fruits Poultry Dai in Garrison, IA (1) |
| Stone - Crushed in Garrison, IA (1) | Trucking - Contract Hauling in Garrison, IA (1) |
| Trucking - Local Cartage in Garrison, IA (1) | Trucking Operator - Nonlocal in Garrison, IA (1) |
| Welding Repair Repair Services Whol Industrial Equip Mf in Garrison, IA (1) |
