- Nast
- Nathrop
- Naturita
- Nederland
- Needleton
- Nelson
- Nepesta
- Nevadaville
- New Castle
- New Haven
- New Raymer
- Newett
- Nighthawk
- Ninaview
- Ninemile Corner
- Ninemile Corner
- Ninemile Corner
- Niwot
- No Name
- Noel
- Noland
- Norfolk
- Norrie
- North Avondale
- North Creede
- North Delta
- North La Junta
- North Washington
- Northborough Heights
- Northdale