The Pin Code of Harnath is 845418. Get more details along with the Pin Code of Harnath. Harnath is located in East Champaran district in Bihar. 845418 is the pincode (Postal code) of Harnath.
| Location | Pincode | State | District |
| Harnath | 845418 | Bihar | East Champaran |
| Location | Pincode | State | District |
| Bahlolpur | 845418 | Bihar | East Champaran |
| Bara Jaipam | 845418 | Bihar | East Champaran |
| Barharwa Lakhansen | 845418 | Bihar | East Champaran |
| Barharwa Siwan | 845418 | Bihar | East Champaran |
| Dhaka | 845418 | Bihar | East Champaran |
| Haraj | 845418 | Bihar | East Champaran |
| Harnaraina | 845418 | Bihar | East Champaran |
| Jamua | 845418 | Bihar | East Champaran |
| Kapur Pakari | 845418 | Bihar | East Champaran |
| Karsahiya | 845418 | Bihar | East Champaran |
| Kathmalia | 845418 | Bihar | East Champaran |
| Laukhan | 845418 | Bihar | East Champaran |
| Madhubani Kala | 845418 | Bihar | East Champaran |
| Raghopur Gangapipar | 845418 | Bihar | East Champaran |
| Ruphara | 845418 | Bihar | East Champaran |
| Sagardina | 845418 | Bihar | East Champaran |
| Sirauna | 845418 | Bihar | East Champaran |