The Pin Code of Hardiya is 845305. Get more details along with the Pin Code of Hardiya. Hardiya is located in East Champaran district in Bihar. 845305 is the pincode (Postal code) of Hardiya.
| Location | Pincode | State | District |
| Hardiya | 845305 | Bihar | East Champaran |
| Location | Pincode | State | District |
| Kaurihar | 845305 | Bihar | East Champaran |
| Belwa | 845305 | Bihar | East Champaran |
| Bhelahi | 845305 | Bihar | East Champaran |
| Gonaha | 845305 | Bihar | East Champaran |
| Jokiyari | 845305 | Bihar | East Champaran |
| Noniyadih | 845305 | Bihar | East Champaran |
| Parsurampur | 845305 | Bihar | East Champaran |
| Purandara | 845305 | Bihar | East Champaran |
| Raxaul | 845305 | Bihar | East Champaran |
| Sihpur | 845305 | Bihar | East Champaran |
| Siswa Sounaha | 845305 | Bihar | East Champaran |