- Nail Salons, Burlington
- National Government, Burlington
- National Security, Burlington
- Natural Gas Appliances & Equipment, Burlington
- Natural Stone, Burlington - Suppliers & Wholesalers
- Naturopathic Doctors, Burlington - Naturopathic Medicine Physicians
- Naturopathic Practitioners, Burlington
- Network Communications, Burlington
- Newspaper Manufacturers, Burlington
- Night Clubs, Burlington - Nightclub & Night Life
- Non Durable Goods & Products, Burlington
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- Non-Denominational Churches, Burlington
- Nonclay Refractories, Burlington
- Noncommercial Social Research Organization, Burlington
- Nonmetallic Mineral Services, Burlington
- Nonresidential Building Operators, Burlington
- North American Restaurants, Burlington
- Notary Public, Burlington
- Nurseries & Garden Centers, Burlington
- Nurses, Burlington
- Nursing Homes, Burlington - Skilled Nursing Facility - Personal Care Centers
- Nutritionists & Nutrition Consultants, Burlington - Nutrition Centers
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