- Laboratories Medical, Center Moriches
- Land Surveyor, Center Moriches - Land Surveying Services
- Landscape Contractors & Designers, Center Moriches
- Landscaping, Center Moriches
- Landscaping Materials & Supplies, Center Moriches
- Laundry Self Service, Center Moriches
- Lawn & Garden Chemicals, Insecticides & Fertilizers, Center Moriches
- Lawn & Garden Equipment & Supplies, Center Moriches
- Lawn & Garden Services, Center Moriches
- Lawn & Garden Sprinkler Systems, Center Moriches
- Lawn & Yard, Center Moriches
- Lawn Maintenance Services, Center Moriches
|
- Lawn Mower Repair & Blade Sharpening Service, Center Moriches
- Lawn Mowers & Power Equipment, Center Moriches
- Lawyers & Attorneys, Center Moriches
- Legal & Tax Services, Center Moriches
- Legal Professionals, Center Moriches
- Libraries, Center Moriches
- Liquor Stores, Center Moriches
- Lodging, Center Moriches
- Long Haul Trucking Companies, Center Moriches
- Lumber & Lumber Products, Center Moriches
- Lumber & Lumber Products, Center Moriches
|