| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21. | Basmatta B.O | 813202 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Belhar S.O | Banka H.O |
| 22. | Bauiakura B.O | 813106 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Katoria | Banka | - | Katoria S.O | Banka H.O |
| 23. | Belarimilki B.O | 813211 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Shambhuganj | Banka | - | Shambhuganj S.O | Banka H.O |
| 24. | Belhar S.O | 813202 | Sub Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | 06424-943142 | - | Banka H.O |
| 25. | Belsira B.O | 813101 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Amarpur S.O (Banka) | Banka H.O |
| 26. | Bharko B.O | 813101 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Amarpur S.O (Banka) | Banka H.O |
| 27. | Bhatkund B.O | 813109 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Punsia S.O | Banka H.O |
| 28. | Bhatshila B.O | 813207 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Fullidumar | Banka | - | Khesar S.O | Banka H.O |
| 29. | Bhelwa B.O | 813221 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Katoria | Banka | - | Tarapur S.O (Munger) | Bhagalpur H.O |
| 30. | Bhelwa B.O | 813106 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Chanan | Banka | - | Katoria S.O | Banka H.O |
| 31. | Bhghwa B.O | 813104 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Bounsi S.O | Banka H.O |
| 32. | Bhitia B.O | 813207 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Phulidumar | Banka | - | Khesar S.O | Banka H.O |
| 33. | Bhojabadar B.O | 814131 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Chandan | Banka | - | Chandan S.O | Banka H.O |
| 34. | Bhorsar B.O | 814131 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Katoria | Banka | - | Chandan S.O | Banka H.O |
| 35. | Bhurna B.O | 813104 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Bounsi S.O | Banka H.O |
| 36. | Bijaynagar B.O | 813102 | B.O directly a/w Head Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | - | Banka H.O |
| 37. | Bindi B.O | 813109 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Rajoun | Banka | - | Punsia S.O | Banka H.O |
| 38. | Bisanpur Bhurbhuri B.O | 813104 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Bausi | Banka | - | Bounsi S.O | Banka H.O |
| 39. | Bishambharchak B.O | 813101 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Banka | Banka | - | Amarpur S.O (Banka) | Banka H.O |
| 40. | Bishanpur B.O | 813207 | Branch Post Office | Delivery | Bhagalpur | Patna HQ | Bihar | Fullidumar | Banka | - | Khesar S.O | Banka H.O |
