Pincode 845420 · Purbi Champaran District · Bihar
| Name | Koilhara BO |
| Type | Branch Post Office |
| Pincode | 845420 |
| Taluk | East Champaran Division |
| District | |
| State | |
| Coordinates | 26.4555, 85.1271 |
| Post Office | Type |
|---|---|
| Branch Post Office | |
| Branch Post Office | |
| Post Office |
Purbi Champaran, Bihar. Map data: OpenStreetMap, CARTO.
| Kauriya BO | Branch Post Office |
| Khodadpur BO | Branch Post Office |
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| Naurangia BO | Branch Post Office |
| Rupani BO | Branch Post Office |