| Name | Ostrava |
| Province ID | 4726 |
| Continent | Europe |
| Super region | Western Europe |
| Region | North Germany |
| Area | Moravia |
| Owner | Bohemia |
| Culture | Czech |
| Culture Group | West Slavic |
Here are the IDs of provinces that in on the same region as Ostrava:
| Province | Province ID |
|---|---|
| Aachen | 1878 |
| Altmark | 2964 |
| Anhalt | 58 |
| Bautzen | 60 |
| Berg | 84 |
| Berlin | 50 |
| Brandenburg | 4748 |
| Bremen | 1874 |
| Brno | 265 |
| Brunswick | 57 |
| Budejovice | 2968 |
| Celle | 4772 |
| Dithmarschen | 4141 |
| Dortmund | 69 |
| Dramburg | 4747 |
| Dresden | 61 |
| Eger | 2967 |
| Erfurt | 63 |
| Erz | 1771 |
| Frankfurt | 1876 |
| Fulda | 4774 |
| Görlitz | 4778 |
| Goslar | 4742 |
| Göttingen | 4773 |
| Halle | 4741 |
| Hamburg | 44 |
| Hanover | 1758 |
| Holstein | 1775 |
| Hoya | 2971 |
| Hradecko | 2970 |
| Jindrichuv Hradec | 4725 |
| Jülich | 4768 |
| Kleves | 2975 |
| Koblenz | 1760 |
| Kolberg | 48 |
| Köln | 85 |
| Lauenburg | 1857 |
| Leipzig | 62 |
| Lübeck | 45 |
| Lüneburg | 53 |
| Magdeburg | 52 |
| Mainz | 78 |
| Meppen | 2973 |
| Münster | 86 |
| Nassau | 83 |
| Neubrandenburg | 4749 |
| Neumark | 49 |
| Niederhessen | 1762 |
| Niederlausitz | 1763 |
| Oberhessen | 81 |
| Oldenburg | 55 |
| Olomouc | 4237 |
| Osnabrück | 56 |
| Ostrava | 4726 |
| Paderborn | 2972 |
| Pardubice | 4724 |
| Plzen | 267 |
| Potsdam | 1759 |
| Prague | 266 |
| Prignitz | 4786 |
| Ravensberg | 4775 |
| Rostock | 46 |
| Rügen | 4745 |
| Ruppin | 51 |
| Slesvig | 13 |
| Stade | 54 |
| Stargard | 4746 |
| Sternberg | 2969 |
| Stettin | 1858 |
| Stolp | 2995 |
| Stralsund | 47 |
| Trier | 80 |
| Uckermark | 2993 |
| Verden | 4771 |
| Vogtland | 2965 |
| Weimar | 4743 |
| Westfalen | 82 |
| Wismar | 2996 |
| Wittenberg | 59 |
| Wolgast | 2994 |
| Zwickau | 4744 |