- Labor Organizations, Shelbyville
- Land Companies, Shelbyville
- Landscape Contractors & Designers, Shelbyville
- Landscaping, Shelbyville
- Landscaping Materials & Supplies, Shelbyville
- Late Night Restaurants, Shelbyville
- Laundromats & Dry-Cleaning, Coin-Operated, Shelbyville
- Lawn & Garden Chemicals, Insecticides & Fertilizers, Shelbyville
- Lawn & Garden Equipment & Supplies, Shelbyville
- Lawn & Garden Services, Shelbyville
- Lawn Maintenance Services, Shelbyville
- Lawn Mower Repair & Blade Sharpening Service, Shelbyville
- Lawn Mowers & Power Equipment, Shelbyville
- Lawyers & Attorneys, Shelbyville
- Legal Professionals, Shelbyville
- Libraries, Shelbyville
- Licensed Counselors, Shelbyville
- Life Insurance, Shelbyville
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- Liquor Stores, Shelbyville
- Loans Check Cashing, Shelbyville
- Loans Personal, Shelbyville
- Loans Title Services, Shelbyville
- Local & Short Haul Trucking Companies, Shelbyville
- Locks, Shelbyville
- Locksmiths, Shelbyville - Residence, Commercial, Safe & Auto Car Locksmith
- Locksmiths Equipment & Supplies, Shelbyville
- Lodging, Shelbyville
- Lodging Services, Shelbyville
- Logistics Freight, Shelbyville
- Long Haul Trucking Companies, Shelbyville
- Lumber & Lumber Products, Shelbyville
- Lumber & Lumber Products, Shelbyville
- Lumber & Wood Products Manufacturers, Shelbyville
- Lumber Companies, Shelbyville - Wholesale, Manufacturers & Suppliers
- Lutheran Church, Shelbyville
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