| | New Pittsburgh Exposition | Pittsburgh, Pennsylvania, United States | - | | - | |
| | New Rensselaer Park | Troy, New York, United States | - | | - | ≤ |
| | New Rexford Park | Alplaus, New York, United States | - | | - | |
| | Newton Lake Park | Carbondale, Pennsylvania, United States | - | - | - | - |
| | Noble Park Funland | Paducah, Kentucky, United States | - | | - | |
| | Nolan's Point Amusement Park | Lake Hopatcong, New Jersey, United States | - | | - | |
| | North Beach - Independent Vendor 1 | Jackson Heights, New York, United States | - | - | - | - |
| | North Beach - Independent Vendor 2 | Jackson Heights, New York, United States | - | - | - | - |
| | Northern Electric Park | Clarks Summit, Pennsylvania, United States | - | | - | |
| Nunley's | Baldwin, New York, United States | - | | - | |
| | Nut Tree Park | Vacaville, California, United States | - | | - | |
| | Oakford Park | Jeannette, Pennsylvania, United States | - | - | - | - |
| | Oakland Beach Park | Warwick, Rhode Island, United States | - | s | - | s |
| | Oakland Beach Resort | Conneaut Lake, Pennsylvania, United States | - | - | - | - |
| | Oakwood Park | Kalamazoo, Michigan, United States | - | | - | |
| | Ocean Playland | Ocean City, Maryland, United States | - | | - | |
| Ocean View Amusement Park | Norfolk, Virginia, United States | - | - | - | - |
| O.D. Pavilion Amusement Park | North Myrtle Beach, South Carolina, United States | - | | - | |
| | Old Chicago | Bolingbrook, Illinois, United States | - | | - | |
| | Old Indiana Fun-n-Water Park | Thorntown, Indiana, United States | - | | - | |
| | Olentangy Park | Columbus, Ohio, United States | - | | - | |
| | Olympia Park | McKeesport, Pennsylvania, United States | - | - | - | - |
| | Olympic Park | Irvington, New Jersey, United States | - | | - | |
| | Olympic Park | Rochester, New York, United States | - | | - | - |