- Laboratories Allergy, Barboursville
- Laboratories Medical, Barboursville
- Ladies Ready To Wear, Barboursville
- Land Surveyor, Barboursville - Land Surveying Services
- Landscape Contractors & Designers, Barboursville
- Landscaping, Barboursville
- Landscaping Materials & Supplies, Barboursville
- Laundry Self Service, Barboursville
- Lawn & Garden Equipment & Supplies, Barboursville
- Lawn Mowers & Power Equipment, Barboursville
- Lawyers & Attorneys, Barboursville
- Legal Professionals, Barboursville
- Libraries, Barboursville
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- Licensed Counselors, Barboursville
- Life Insurance, Barboursville
- Lingerie & Underwear for Women, Barboursville - Bras, Panties, Bustiers, Corsets & More
- Liquor & Beer Manufacturers, Barboursville
- Liquor Stores, Barboursville
- Loans Personal, Barboursville
- Locks, Barboursville
- Locksmiths, Barboursville - Residence, Commercial, Safe & Auto Car Locksmith
- Locksmiths Equipment & Supplies, Barboursville
- Lodging, Barboursville
- Lodging Services, Barboursville
- Long Haul Trucking Companies, Barboursville
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