| Place | Post Code |
|---|---|
| Rampur Keshopatti, Darbhanga) | 848101 |
| Rani Tola Urf Jagatsinghpur, Darbhanga) | 848113 |
| Ranitol, Darbhanga) | 848113 |
| Rasulpur Paithan, Darbhanga) | 848134 |
| Rup Naraenpur Bela, Darbhanga) | 848113 |
| Sahdullah Chak, Darbhanga) | 848101 |
| Salempur Dasraha, Darbhanga) | 848129 |
| Samastipur, Darbhanga) | 848101 |
| Sangrampur, Darbhanga) | 848129 |
| Shambhupatti, Darbhanga) | 848129 |
| Silaut, Darbhanga) | 848113 |
| Singhiakhurd, Darbhanga) | 848113 |
| Suratpur, Darbhanga) | 848134 |
| Tajpur Ratanpur, Darbhanga) | 848113 |
| Tal Dasraha, Darbhanga) | 848113 |
| 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 | |