- Novak Park
- Normantown
- Northfield
- Nottingham Ridge
- Noltings
- Neilson
- New Dennison
- North Shoreline
- Northgate Estates
- Northville
- Norway
- Naperville
- Naplate
- Nason
- Nauvoo
- Neoga
- Neponset
- New Baden
- New Burnside
- New Canton
- New Douglas
- New Grand Chain
- New Lenox
- New Minden
- Nilwood
- Normal
- Norridge
- Norris City
- North Aurora
- North Barrington