| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oster-Hedmora | city | Sodermanland | Sweden | 59.27 | 16.67 | 114 | 6241 |
| Oster-Horstmann | city | Nordrhein-Westfalen | Germany | 51.79 | 8.61 | 331 | 25966 |
| Oster-Jork | city | Niedersachsen | Germany | 53.53 | 9.68 | 16 | 57894 |
| Oster-Larskirke | city | Hovedstaden | Denmark | 55.16 | 14.97 | 357 | 2355 |
| Oster-Mariekirke | city | Hovedstaden | Denmark | 55.14 | 15.01 | 301 | 2441 |
| Oster-Offenbuelldeich | city | Schleswig-Holstein | Germany | 54.38 | 8.88 | 3 | 2939 |
| Oster-Offenbulldeich | city | Schleswig-Holstein | Germany | 54.38 | 8.88 | 3 | 2939 |
| Oster-Ohrstedt | city | Schleswig-Holstein | Germany | 54.51 | 9.22 | 72 | 3575 |
| Oster-Popkenhoege | city | Niedersachsen | Germany | 53.32 | 8.42 | 13 | 9343 |
| Oster-Popkenhöge | city | Niedersachsen | Germany | 53.32 | 8.42 | 13 | 9343 |
| Oster-Treia | city | Schleswig-Holstein | Germany | 54.51 | 9.32 | 39 | 1767 |