- Games & Hobbies, Lahaina
- Garage, Door & Window Products, Lahaina
- Garment & Linen Services, Lahaina
- Gas Companies, Lahaina
- Gas Station, Lahaina - Service & Filling Station
- Gemologists & Jewelers, Lahaina
- General Business Consulting, Lahaina
- General Business Services, Lahaina
- General Consultants, Lahaina
- General Freight Trucking, Lahaina - Motor Freight
- General Hardware Stores, Lahaina
- General Management Consulting Services, Lahaina - Management Consultants
- General Merchandise Stores, Lahaina
- General Travel Agents & Agencies, Lahaina
- Gift Baskets, Lahaina
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- Gift Shops, Lahaina - Gift, Novelty & Souvenir Stores
- Gifts By Type & Occasion, Lahaina
- Gifts, Cards & Stationery Stores, Lahaina
- Glass & Glass Products, Lahaina
- Glass & Glazing Contractors, Lahaina
- Glass - Auto, Float, Plate, Window & Doors, Lahaina
- Glass Plate Windows, Lahaina
- Glass Tinting & Coating, Lahaina - Home - Car Window Tinting
- Gold, Silver & Platinum Buyers, Sellers & Dealers, Lahaina
- Golf Courses, Lahaina
- Government, Lahaina
- Graphic Design Services, Lahaina - Graphic Designer
- Graphic Designer & Artist Services, Lahaina
- Grocery Stores & Supermarkets, Lahaina
- Ground Transportation, Except Passenger, Lahaina
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