| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Opačac | city | Montenegro | 42.25 | 19.03 | 1046 | 2384 | |
| Opačica | city | Federacija Bosne i Hercegovine | Bosnia & Herzegovina | 43.77 | 16.91 | 2509 | 4759 |
| Opačići | city | Zadarska Zupanija | Croatia | 44.14 | 15.32 | 226 | 14729 |
| Opačka | city | Federacija Bosne i Hercegovine | Bosnia & Herzegovina | 43.34 | 17.30 | 1811 | 5950 |
| Opački | city | Splitsko-Dalmatinska Zupanija | Croatia | 43.29 | 17.29 | 2509 | 6321 |