The Pin Code of Karhan is 845423. Get more details along with the Pin Code of Karhan. Karhan is located in East Champaran district in Bihar. 845423 is the pincode (Postal code) of Karhan.
| Location | Pincode | State | District |
| Karhan | 845423 | Bihar | East Champaran |
| Location | Pincode | State | District |
| Belwa Madho | 845423 | Bihar | East Champaran |
| Dumarighat | 845423 | Bihar | East Champaran |
| Hussaini | 845423 | Bihar | East Champaran |
| Mangalpur | 845423 | Bihar | East Champaran |
| Purvi Pakari | 845423 | Bihar | East Champaran |
| Rampur Khauria | 845423 | Bihar | East Champaran |
| Sarotar | 845423 | Bihar | East Champaran |
| Sembhuapur | 845423 | Bihar | East Champaran |