Banks:
| Name of the bank: | Adress: | Telephone number: |
| NLB Razvojna bank | Svetosavska 1 | +387 (0) 52 417 261 |
| Raiffeisen bank | Svetosavska 7 | +387 (0) 81 929 292 |
| Addiko bank Banja Luka | Svetosavska 10 | +387 (0) 70 340 440 |
| Sberbank Banja Luka | Svetosavska 16 | +387 (0) 52 417 311, 417 315 |
| Nova Bank | Svetosavska 2 | +387 (0) 52 424 971 |
| Unicredit bank Banja Luka | Svetosavska 5 | +387 (0) 52 416 348 |
The post offices
| The post offices: | Adress: | Telephone number: |
| 79240 Kozarska Dubica | Davidov trg | +387 (0) 52 410 666 |
| 79246 Knežica | Knežica | +387 (0) 52 436 348 |
| 79247 Međuvođe | Međuvođe | +387 (0) 52 439 001 |
| 79243 Demirovac | Demirovac | +387 (0) 52 437 390 |
| 79444 Johova | Ševarlije | +387 (0) 52 438 055 |
| 79249 Sreflije | Sreflije | +387 (0) 52 480 994 |
Important phones
| Calling number for BIH | +387 |
| Calling number for Kozarska Dubica | (0)52 |
| Police | 122 |
| Firefighters | 123 |
| Ambulance | 124 |
| Information | 1185 |
| Roadside assistance | 1285 |
| Municipality Kozarska Dubica | +387 (0) 52 416-010, 416-016 |
