Ohio cities starting with N
- Napoleon, OH 20
- Navarre, OH 12
- Nelsonville, OH 14
- New Albany, OH 17
- Newark, OH 73
- New Boston, OH 7
- New Bremen, OH 7
- New Carlisle, OH 23
- Newcomerstown, OH 17
- New Concord, OH 11
- New Lebanon, OH 8
- New Lexington, OH 11
- New London, OH 6
- New Matamoras, OH 6
- New Paris, OH 7
- New Philadelphia, OH 28
- New Richmond, OH 10
- Newton Falls, OH 18
- New Vienna, OH 6
- New Washington, OH 6
- New Waterford, OH 6
- Niles, OH 19
- North Baltimore, OH 8
- North Canton, OH 25
- Northfield, OH 7
- North Jackson, OH 9
- North Lima, OH 8
- North Olmsted, OH 22
- North Ridgeville, OH 18
- North Royalton, OH 14
- Northwood, OH 10
- Norton, OH 19
- Norwalk, OH 31
- Norwood, OH 16