| Place | Post Code |
|---|---|
| Goalgarh, Darbhanga) | 848501 |
| Hanuman Nagar, Darbhanga) | 848502 |
| Harail, Darbhanga) | 848501 |
| Harpur, Darbhanga) | 848502 |
| Hasni, Darbhanga) | 848501, 848502 |
| Hazratpur, Darbhanga) | 848502 |
| Hemanpur, Darbhanga) | 848502 |
| Jahagirpur, Darbhanga) | 848502 |
| Jahangirpur Andaur, Darbhanga) | 848502 |
| Kalyanpur Basti, Darbhanga) | 848502 |
| Kanahauli, Darbhanga) | 848501 |
| Kasimchak Arazi, Darbhanga) | 848502 |
| Kharajpur Baraitha, Darbhanga) | 848501 |
| Kursaha, Darbhanga) | 848501 |
| Lakhanpur, Darbhanga) | 848502 |
| Lakhnipur Tara, Darbhanga) | 848502 |
| Madudabad, Darbhanga) | 848502 |
| Madusudanpur, Darbhanga) | 848502 |
| Mahmmadipur, Darbhanga) | 848501, 848502 |
| Manjha, Darbhanga) | 848502 |
| Mastalipur, Darbhanga) | 848502 |
| Mogal Chak, Darbhanga) | 848501, 848502 |
| Mohiuddin Nagar, Darbhanga) | 848501 |
| Nandni Parsuram, Darbhanga) | 848502 |
| Naraenpur, Darbhanga) | 848502 |
| Nawada, Darbhanga) | 848502 |
| Rahepur, Darbhanga) | 848502 |
| Rajajan, Darbhanga) | 848502 |
| Ramchandrapur Dashara, Darbhanga) | 848501 |
| Ramgawan Biku, Darbhanga) | 848502 |
| Postal Codes in Samastipur | |
|---|---|
| Bibhutpur | |
| Bithan | |
| Dalsinghsarai | |
| Hasanpur | |
| Kalyanpur | |
| Khanpur | |
| Mohanpur | |
| Mohiuddinagar | |
| Morwa | |
| Patori | |
| Pusa | |
| Rosera | |
| Samastipur | |
| Sarairanjan | |
| Shivaji Nagar | |
| Singhia | |
| Tajpur | |
| Ujiarpur | |
| Vidyapati Nagar | |
| Warisnagar | |