List of Sub Districts in Purbi Champaran
| ID | States/UTs | Districts | SubDistricts |
|---|---|---|---|
| 1 | Bihar | Purbi Champaran | Adapur |
| 2 | Bihar | Purbi Champaran | Piprakothi |
| 3 | Bihar | Purbi Champaran | Turkaulia |
| 4 | Bihar | Purbi Champaran | Banjaria |
| 5 | Bihar | Purbi Champaran | Harsidhi |
| 6 | Bihar | Purbi Champaran | Bankatwa |
| 7 | Bihar | Purbi Champaran | Ghorasahan |
| 8 | Bihar | Purbi Champaran | Kesaria |
| 9 | Bihar | Purbi Champaran | Kalyanpur |
| 10 | Bihar | Purbi Champaran | Mehsi |
| 11 | Bihar | Purbi Champaran | Tetaria |
| 12 | Bihar | Purbi Champaran | Ramgarhwa |
| 13 | Bihar | Purbi Champaran | Patahi |
| 14 | Bihar | Purbi Champaran | Dhaka |
| 15 | Bihar | Purbi Champaran | Chiraia |
| 16 | Bihar | Purbi Champaran | Sugauli |
| 17 | Bihar | Purbi Champaran | Kotwa |
| 18 | Bihar | Purbi Champaran | Chakia(Pipra) |
| 19 | Bihar | Purbi Champaran | Sangrampur |
| 20 | Bihar | Purbi Champaran | Raxaul |
| 21 | Bihar | Purbi Champaran | Motihari |
| 22 | Bihar | Purbi Champaran | Narkatia |
| 23 | Bihar | Purbi Champaran | Paharpur |
| 24 | Bihar | Purbi Champaran | Pakri Dayal |
| 25 | Bihar | Purbi Champaran | Madhuban |
| 26 | Bihar | Purbi Champaran | Phenhara |
| 27 | Bihar | Purbi Champaran | Areraj |