- Games & Hobbies, Donalsonville
- Garment & Linen Services, Donalsonville
- Gas Station, Donalsonville - Service & Filling Station
- General Business Consulting, Donalsonville
- General Business Services, Donalsonville
- General Consultants, Donalsonville
- General Hardware Stores, Donalsonville
- General Merchandise Stores, Donalsonville
- Gift Shops, Donalsonville - Gift, Novelty & Souvenir Stores
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- Gifts, Cards & Stationery Stores, Donalsonville
- Golf Cars & Carts, Donalsonville
- Government, Donalsonville
- Grocery Stores & Supermarkets, Donalsonville
- Ground Transportation, Except Passenger, Donalsonville
- Group Homes, Donalsonville
- Gun Repair & Services, Donalsonville
- Guns & Gunsmith Services, Donalsonville
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