- Nail Salons, Charlottetown
- National Government, Charlottetown
- National Military, Charlottetown
- National Security, Charlottetown
- Natural & Holistic Products, Charlottetown
- Natural Gas Appliances & Equipment, Charlottetown
- Natural Stone, Charlottetown - Suppliers & Wholesalers
- Naturopathic Doctors, Charlottetown - Naturopathic Medicine Physicians
- Network Communications, Charlottetown
- Network Designers, Charlottetown - Computer Networking Design & Systems
- Newspaper Manufacturers, Charlottetown
- Night Clubs, Charlottetown - Nightclub & Night Life
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- Non Durable Goods & Products, Charlottetown
- Non-Denominational Churches, Charlottetown
- Noncommercial Social Research Organization, Charlottetown
- Nonresidential Building Operators, Charlottetown
- North American Restaurants, Charlottetown
- Notary Public, Charlottetown
- Nurseries & Garden Centers, Charlottetown
- Nurses, Charlottetown
- Nurses Licensed, Charlottetown
- Nursing Homes, Charlottetown - Skilled Nursing Facility - Personal Care Centers
- Nutritionists & Nutrition Consultants, Charlottetown - Nutrition Centers
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