Places beginning with NO in Illinois, United States
- Noble
- Noble, Township of
- Nokomis
- Nokomis, Township of
- Noltings
- Nora
- Nora, Township of
- Normal
- Normal, Township of
- Normandy
- Normandy Heights (subdivision)
- Normantown
- Norman, Township of
- Norma (subdivision)
- Norridge
- Norris
- Norris City
- North Alton
- North Aurora
- North Barrington
- Northbrook
- Northbrook (subdivision)
- North Caledonia (historical)
- North Center (subdivision)
- North Chicago
- North Chillicothe
- North Dupo
- Northeast, Township of
- North Edgewater (subdivision)
- North Englewood (subdivision)
- Northern, Township of
- North Evanston (subdivision)
- Northfield
- Northfield, Township of
- Northfield Woods
- North Fork, Township of
- Northgate (subdivision)
- North Glen Ellyn
- North Hampton
- North Hanover
- North Harbor
- North Harvey (subdivision)
- North Henderson
- North Henderson, Township of
- North Hooper
- Northlake
- North Lawndale (subdivision)
- North Litchfield, Township of
- Northmeadow Village Trailer Park (subdivision)
- North Mounds
- North Muddy, Township of
- North Northfield
- North Okaw, Township of
- North Otter, Township of
- North Palmyra, Township of
- North Park
- North Park (subdivision)
- North Pekin
- North Peoria
- North Plato
- North Pointe (subdivision)
- North Prairie Acres (subdivision)
- North Pullman (subdivision)
- North Quincy
- Northridge (subdivision)
- North Riverside
- North Shore
- North Shoreline
- North Venice
- Northville
- Northville, Township of
- North Wind
- Norton, Township of
- Nortonville
- Nortonville Election Precinct
- Norway
- Norwood
- Norwood
- Norwood Park, Township of
- Notre Dame
- Nottingham Manor (subdivision)
- Nottingham Woods
- Novak Park