- Garbage & Rubbish Removal, Taylorville
- Garment & Linen Services, Taylorville
- Gas Companies, Taylorville
- Gas Piping Contractors, Taylorville - Gas Pipe Installation & Repair Service
- Gas Station, Taylorville - Service & Filling Station
- General Business Consulting, Taylorville
- General Business Services, Taylorville
- General Consultants, Taylorville
- General Hardware Stores, Taylorville
- General Management Consulting Services, Taylorville - Management Consultants
- General Merchandise Stores, Taylorville
- General Surgeons, Taylorville - General Surgery Doctors, Physicians & Surgeons
- General Travel Agents & Agencies, Taylorville
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- Generator Sales & Rental, Taylorville - Contractors Supplies & Equipment
- Geothermal Heating & Cooling Equipment, Systems & Supplies, Taylorville
- Gifts, Cards & Stationery Stores, Taylorville
- Glass & Glass Products, Taylorville
- Glass - Auto, Float, Plate, Window & Doors, Taylorville
- Golf Courses, Taylorville
- Government, Taylorville
- Grain Elevators, Taylorville
- Graphic Designer & Artist Services, Taylorville
- Grocery Stores & Supermarkets, Taylorville
- Ground Transportation, Except Passenger, Taylorville
- Gun Repair & Services, Taylorville
- Guns & Gunsmith Services, Taylorville
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