Cities and Communities in Southern Ontario
(check also Northern Ontario)
| Nairn | New Sarum | Nipissing | North Perth |
| Nairn Centre | New Tecumseth | Nipissing Beach | North Port |
| Nanticoke | New Wexford | Nithburg | North Portage |
| Nantyr Park | Newbliss | Niwene | North Ridge |
| Napanee | Newboro | Nixon | North Woodslee |
| Napier | Newburgh | Nobel | North York |
| Naughton | Newbury | Nobleton | Northbrook |
| Navan | Newcastle | Noelville | Northeasten Manitoulin and the Islands |
| Nelles Corners | Newington | Nogies Creek | Northville |
| Nepean | Newmans Beach | Norham | Northwood |
| Nephton | Newmarket | Norland | Norval |
| Nestleton | Newry | Norman | Norwich |
| Nestleton Station | Newton | Normandale | Norwood |
| Neustadt | Newton-Robinson | North Augusta | Nosbonsing |
| New Credit | Newtonville | North Bay | Notre-Dame-des-Champs |
| New Dublin | Niagara-on-the-Lake | North Bruce | Nottawa |
| New Dundee | Niagara Falls | North Buxton | Nottawaga Beach |
| New Durham | Nickel Centre | North Gower | Novar |
| New Glasgow | Nicolston | North Lancaster | Numogate |
| New Hamburg | Nile | North Monetville | |
| New Lowell | Nilestown | North Pelham |