- Garage, Door & Window Products, Levelland
- Garment & Linen Services, Levelland
- Garment Pressing & Cleaners Agents, Levelland - Laundries & Dry Cleaners
- Gas Companies, Levelland
- Gas Station, Levelland - Service & Filling Station
- Gasoline, Levelland
- General Business Consulting, Levelland
- General Business Services, Levelland
- General Consultants, Levelland
- General Freight Trucking, Levelland - Motor Freight
- General Hardware Stores, Levelland
- General Merchandise Stores, Levelland
- General Surgeons, Levelland - General Surgery Doctors, Physicians & Surgeons
- Generators, Compressors, Pumps, Motors & Fans, Levelland
- Gift Shops, Levelland - Gift, Novelty & Souvenir Stores
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- Gifts, Cards & Stationery Stores, Levelland
- Glass & Glass Products, Levelland
- Glass & Glazing Contractors, Levelland
- Glass - Auto, Float, Plate, Window & Doors, Levelland
- Glass Tinting & Coating, Levelland - Home - Car Window Tinting
- Golf Clubs Private, Levelland
- Goodyear Tires, Levelland - Dealers
- Government, Levelland
- Grain Elevators, Levelland
- Graphic Design Services, Levelland - Graphic Designer
- Graphic Designer & Artist Services, Levelland
- Grocery Stores & Supermarkets, Levelland
- Ground Transportation, Except Passenger, Levelland
- Gymnastics Schools, Levelland
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