| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ojcewo | city | Mazowieckie | Poland | 53.04 | 21.81 | 364 | 2102 |
| Ojcowizna | city | Mazowieckie | Poland | 52.64 | 21.54 | 367 | 6957 |
| Ojrzanów | city | Mazowieckie | Poland | 52.01 | 20.74 | 830 | 3670 |
| Ojrzen | city | Mazowieckie | Poland | 52.76 | 20.54 | 360 | 2959 |