- Neurologist
- Non-profit organization
- Novelty store
- Neurosurgeon
- Nursing home
- Nutritionist
- Nursery school
- Nursing agency
- Neonatal physician
- Non-governmental organization
- Nephrologist
- Natural stone supplier
- Newsstand
- Neon sign shop
- Nail salon
- Night club
- Neapolitan restaurant
- Naturopathic practitioner
- Notary public
- Newspaper publisher