| | Buckeye Lake | Buckeye Lake, Ohio, United States | - | - | - | - |
| | Bryce's Ponyville and Kiddy Ride Park | Golden Glades, Florida, United States | - | s | - | s |
| | Broad Ripple Park | Indianapolis, Indiana, United States | - | | - | |
| | British Empire Exhibition | Brent, Greater London, England, United Kingdom | - | | - | |
| | British Colorful Global Carnival | Xiuyu, Putian, Fujian, China | - | - | - | - |
| | Brighton Beach | Brooklyn, New York, United States | - | - | - | - |
| | Bridlington Experience | Bridlington, East Riding of Yorkshire, England, United Kingdom | - | - | - | - |
| | Breizh Land Parc | Surzur, Brittany, France | - | | - | |
| | Bratislavský Lunapark | Bratislava, Bratislava, Slovakia | - | s | - | |
| Brandywine Springs | Wilmington, Delaware, United States | - | s | - | |
| | Brandywine Picnic Park | West Chester, Pennsylvania, United States | - | ≤ | - | |
| | Brady Lake Park | Ravenna, Ohio, United States | - | - | - | - |
| | Bracalândia | Braga, Braga, Portugal | - | | - | |
| | Boyd Park | Wabash, Indiana, United States | - | | - | |
| Bowcraft Playland | Scotch Plains, New Jersey, United States | - | | - | |
| Bosworth Water Trust Leisure Park | Market Bosworth, Leicestershire, England, United Kingdom | - | ≤ | - | |
| Bosque Mágico | Guadalupe, Nuevo León, Mexico | - | | - | |
| Boondocks | Deadwood, South Dakota, United States | - | ≤ | - | |
| | Boom Na Boom | Pasay, Metro Manila, Philippines | - | ≤ | - | s |
| | Boomers! | Dania, Florida, United States | - | | - | |
| | Boomers! | Upland, California, United States | - | - | - | |
| | Boomers! | Fountain Valley, California, United States | - | ≤ | - | |
| Boomers! | El Cajon, California, United States | - | | - | |
| | Boblo Island | Amherstburg, Ontario, Canada | - | | - | |