The Area Codes of Serbia:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Kikinda | 230 (+381 230) |
| 2. | Kikinda | 230 (+381 230) |
| 3. | Kragujevac | 34 (+381 34) |
| 4. | Kragujevac | 34 (+381 34) |
| 5. | Kraljevo | 36 (+381 36) |
| 6. | Kraljevo | 36 (+381 36) |
| 7. | Kruševac | 37 (+381 37) |
| 8. | Kruševac | 37 (+381 37) |