| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21. | Bahlolpur B.O | 845418 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Dhaka | East Champaran | - | Dhaka S.O | Motihari H.O |
| 22. | Bahuarawa B.O | 845456 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | - | Sugauli S.O | Motihari H.O |
| 23. | Bahuarwa Gopi Singh B.O | 845436 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | - | Tetaria Factory S.O | Motihari H.O |
| 24. | Baidhnathpur B.O | 845415 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Sikarahana | East Champaran | - | Chiraiya S.O | Motihari H.O |
| 25. | Bairia S.O (East Champaran) | 845401 | Sub Post Office | Non-Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | 06252-232934 | - | Motihari H.O |
| 26. | Bairiadih B.O | 845435 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | - | Semra S.O (East Champaran) | Motihari H.O |
| 27. | Bairiya B.O | 845434 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Areraj | East Champaran | - | Sangrampur S.O (East Champaran) | Motihari H.O |
| 28. | Bairiya B.O | 845433 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Raxaul | East Champaran | - | Ramgahrwa S.O | Motihari H.O |
| 29. | Bairiya B.O | 845424 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Chakia | East Champaran | - | Kesharia S.O | Motihari H.O |
| 30. | Bakarpur Jagat S.O | 845413 | Sub Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Kalyanpur | East Champaran | 06257-272215 | - | Motihari H.O |
| 31. | Bakhari B.O | 845413 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Chakia | East Champaran | - | Bakarpur Jagat S.O | Motihari H.O |
| 32. | Bakhari B.O | 845457 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Dhaka | East Champaran | - | Patahi S.O (East Champaran) | Motihari H.O |
| 33. | Bakhari Mahesh B.O | 845413 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | P.dayal | East Champaran | - | Bakarpur Jagat S.O | Motihari H.O |
| 34. | Bakhathaura B.O | 845301 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Raxaul | East Champaran | - | Adapur S.O | Motihari H.O |
| 35. | Balo Chak B.O | 845412 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Chakia | East Champaran | - | Bara Chakia S.O | Motihari H.O |
| 36. | Balua B.O | 845422 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | - | Harsiddhi S.O | Motihari H.O |
| 37. | Balua Tola B.O | 845304 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Dhaka | East Champaran | - | Kundwa Chainpur S.O | Motihari H.O |
| 38. | Baluwa B.O | 845457 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Dhaka | East Champaran | - | Patahi S.O (East Champaran) | Motihari H.O |
| 39. | Bangari B.O | 845429 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Motihari | East Champaran | - | Pipra Factory S.O | Motihari H.O |
| 40. | Bankatwa B.O | 845303 | Branch Post Office | Delivery | East Champaran | Muzaffarpur | Bihar | Dhaka | East Champaran | - | Ghora Sahan S.O | Motihari H.O |
