- Garbage & Rubbish Removal, David City
- General Business Services, David City
- General Freight Trucking, David City - Motor Freight
- General Hardware Stores, David City
- General Merchandise Stores, David City
- Gifts, Cards & Stationery Stores, David City
- Glass & Glass Products, David City
- Glass - Auto, Float, Plate, Window & Doors, David City
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