Pincode 845425 · Purbi Champaran District · Bihar
| Name | Mamarkha BO |
| Type | Branch Post Office |
| Pincode | 845425 |
| Taluk | East Champaran Division |
| District | |
| State | |
| Coordinates | 26.5364, 84.6656 |
| Post Office | Type |
|---|---|
| Branch Post Office | |
| Branch Post Office | |
| Branch Post Office |
Purbi Champaran, Bihar. Map data: OpenStreetMap, CARTO.
| Malahi SO | Post Office |
| MSikatia BO | Branch Post Office |
| Nagdaha BO | Branch Post Office |
| Sirni Bazar BO | Branch Post Office |
| Sonwal BO | Branch Post Office |