- Tanning Salons, Louisville
- Tax Return Preparation, Louisville
- Teeth Whitening Products, Louisville
- Teeth Whitening Products & Services, Louisville
- Television Equipment & Systems Dealers, Louisville
- Television Stores & Dealers, Louisville
- Thrift Stores, Resale & Consignment Shops, Louisville
- Tile Flooring, Louisville
- Tires - Wholesale & Retail, Louisville
- Title & Surety Insurance, Louisville
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- Title Companies, Louisville - Title Search, Service & Abstract Company
- Tools & Hardware Supplies, Louisville
- Tours & Guide Services, Louisville
- Trailer Parks & Campsites, Louisville
- Training Centers, Louisville
- Transportation, Louisville
- Travel & Tourism, Louisville
- Travel Arrangement & Services, Louisville
- Tree & Shrub Transplanting & Removal, Louisville
- Truck Repair & Service, Louisville
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