| Sub-districts |
| Sameli, Katihar |
| Pranpur, Katihar |
| Mansahi, Katihar |
| Manihari, Katihar |
| Kursela, Katihar |
| Korha, Katihar |
| Katihar, Katihar |
| Kadwa, Katihar |
| Hasanganj, Katihar |
| Falka, Katihar |
| Dandkhora, Katihar |
| Barsoi, Katihar |
| Barari, Katihar |
| Balrampur, Katihar |
| Azamnagar, Katihar |
| Amdabad, Katihar |