| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Bollweiler | city | Alsace | France | 47.86 | 7.26 | 830 | 31170 |
| Bollwerk | city | Nordrhein-Westfalen | Germany | 51.18 | 7.59 | 1213 | 34509 |
| Bollwerk | city | Warminsko-Mazurskie | Poland | 54.22 | 19.38 | 101 | 37473 |
| Bollwiller | city | Alsace | France | 47.86 | 7.26 | 830 | 31170 |