| population | |
| Delfan | 143973 |
| Dorud | 174508 |
| Pol-e Dokhtar | 73744 |
| Rumeshkhan County | 39058 |
| population | |
| Selseleh | 75559 |
| Shahrestan-e Aligudarz | 137534 |
| Shahrestan-e Azna | 74936 |
| Shahrestan-e Borujerd | 326452 |
| population | |
| Shahrestan-e Dureh | 41756 |
| Shahrestan-e Khorramabad | 506471 |
| Shahrestan-e Kuhdasht | 166658 |
 | Khoram Abad Airport | ~ 21.38 km |
| Dezful Airport | ~ 118.87 km |
| Arak Airport | ~ 143.27 km |
| Hamadan Airport | ~ 152.32 km |
| Shahid Ashrafi Esfahani Airport | ~ 155.49 km |
| Shahid Asiyaee Airport | ~ 181.44 km |
| Ilam Airport | ~ 194.41 km |
| Sanandaj Airport | ~ 237.50 km |
| Lieutenant General Qasem Soleimani International Airport | ~ 241.72 km |
