- Garage Doors & Door Operating Devices, Wellington
- Garage Doors & Gates, Wellington - Stores & Companies - Install & Repair Services
- Garage, Door & Window Products, Wellington
- Garment & Linen Services, Wellington
- Gas Station, Wellington - Service & Filling Station
- General Business Services, Wellington
- General Merchandise Stores, Wellington
- Gifts, Cards & Stationery Stores, Wellington
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- Glass & Glass Products, Wellington
- Glass - Auto, Float, Plate, Window & Doors, Wellington
- Glass Plate Windows, Wellington
- Golf Courses, Wellington
- Government, Wellington
- Grain Elevators, Wellington
- Grocery Stores & Supermarkets, Wellington
- Ground Transportation, Except Passenger, Wellington
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