- Games & Hobbies, Kirksville
- Garage Doors & Door Operating Devices, Kirksville
- Garage Doors & Gates, Kirksville - Stores & Companies - Install & Repair Services
- Garage, Door & Window Products, Kirksville
- Garment & Linen Services, Kirksville
- Gas Companies, Kirksville
- Gas Station, Kirksville - Service & Filling Station
- General Business Services, Kirksville
- General Freight Trucking, Kirksville - Motor Freight
- General Hardware Stores, Kirksville
- General Merchandise Stores, Kirksville
- General Travel Agents & Agencies, Kirksville
- Gifts, Cards & Stationery Stores, Kirksville
- Glass & Glass Products, Kirksville
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- Glass & Glazing Contractors, Kirksville
- Glass - Auto, Float, Plate, Window & Doors, Kirksville
- Glass Plate Windows, Kirksville
- Glass Tinting & Coating, Kirksville - Home - Car Window Tinting
- Gourmet Food Stores, Kirksville
- Gourmet Restaurants, Kirksville
- Government, Kirksville
- Greek Restaurants, Kirksville
- Greeting Card Stores, Kirksville
- Grocery Stores & Supermarkets, Kirksville
- Ground Transportation, Except Passenger, Kirksville
- Gun Repair & Services, Kirksville
- Guns & Gunsmith Services, Kirksville
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