| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 101 | Bajnagar | Gourachouki BO | 📍 812005 | Nathnagar | Branch Post Office |
| 102 | Bakarpur Ogairah | Bakharpur BO | 📍 813209 | Pirpainti | Branch Post Office |
| 103 | Bala Chauki | Pachrukhibazar BO | 📍 813108 | Shahkund | Branch Post Office |
| 104 | Balia | Balia BO | 📍 853204 | Shahkund | Branch Post Office |
| 105 | Balipur | Madarganj BO | 📍 813204 | Sonhaula | Branch Post Office |
| 106 | Baluachak | Lokmanpur BO | 📍 853202 | Kharik | Branch Post Office |
| 107 | Bamia | Ekchari SO | 📍 813204 | Sonhaula | Post Office - PO |
| 108 | Banaspati | Nandlalpur BO | 📍 813222 | Colgong | Branch Post Office |
| 109 | Banawan | Pachrukhibazar BO | 📍 813108 | Shahkund | Branch Post Office |
| 110 | Banawan Arazi | Amba BO | 📍 813108 | Shahkund | Branch Post Office |
| 111 | Bangaon | Ghogha SO | 📍 813205 | Sonhaula | Post Office - PO |
| 112 | Bangdiha | Kasimpur BO | 📍 813105 | Goradih | Branch Post Office |
| 113 | Baniadih | Chaknathu BO | 📍 813204 | Sonhaula | Branch Post Office |
| 114 | Baniara | Sanokhar BO | 📍 813204 | Sonhaula | Branch Post Office |
| 115 | Baniara Milik | Sanokhar BO | 📍 813204 | Sonhaula | Branch Post Office |
| 116 | Banni | Chaknathu BO | 📍 813204 | Sonhaula | Branch Post Office |
| 117 | Bansipur | Shobnathpur BO | 📍 813203 | Colgong | Branch Post Office |
| 118 | Bansipur Bela | Ekchari SO | 📍 813204 | Sonhaula | Post Office - PO |
| 119 | Bansitikar | Bishanpur BO | 📍 813205 | Sabour | Branch Post Office |
| 120 | Bara | Sadipur BO | 📍 813209 | Pirpainti | Branch Post Office |
| 121 | Bara Tikar | Tarcha BO | 📍 813105 | Goradih | Branch Post Office |
| 122 | Barahamchari | Ghogha SO | 📍 813205 | Colgong | Post Office - PO |
| 123 | Baraichak | Gourachouki BO | 📍 812005 | Nathnagar | Branch Post Office |
| 124 | Baraini | Barani BO | 📍 813222 | Colgong | Branch Post Office |
| 125 | Barari | Barari SO | 📍 812003 | Sabour | Post Office - PO |
| 126 | Barbighia | Sanhouli BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 127 | Bardiha | Danda Bazar BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 128 | Bargachhia | Gvbrain BO | 📍 812006 | Shahkund | Branch Post Office |
| 129 | Barhara | Sultanganj SO Bhagalpur | 📍 813213 | Sultanganj | Post Office - PO |
| 130 | Barhari | Badluchak BO | 📍 813105 | Goradih | Branch Post Office |
| 131 | Barheta | Karik Bazar SO | 📍 853202 | Kharik | Post Office - PO |
| 132 | Bariarpur | Pasmanandpur BO | 📍 813207 | Shahkund | Branch Post Office |
| 133 | Bariarpur Dakhili | Pasmanandpur BO | 📍 813207 | Shahkund | Branch Post Office |
| 134 | Bariarpur Inglish | Amba BO | 📍 813108 | Shahkund | Branch Post Office |
| 135 | Bariarpur Mal | Amba BO | 📍 813108 | Shahkund | Branch Post Office |
| 136 | Barki Naki | Chhotonaki BO | 📍 813204 | Sonhaula | Branch Post Office |
| 137 | Barmotar | Sahjadpur BO | 📍 813108 | Jagdishpur | Branch Post Office |
| 138 | Barmotar | Silhan BO | 📍 813204 | Sonhaula | Branch Post Office |
| 139 | Barmotar Lakheraj | Kaliprasad BO | 📍 813209 | Pirpainti | Branch Post Office |
| 140 | Barwa | Bihpur SO | 📍 853201 | Naugachhia | Post Office - PO |
| 141 | Basantchak urf Basantpur | Afzugaj BO | 📍 813213 | Sultanganj | Branch Post Office |
| 142 | Basantpur | Bhagalpur HO | 📍 812001 | Sabour | Head Post Office - H |
| 143 | Basantpur | Fatehpur BO | 📍 812004 | Nathnagar | Branch Post Office |
| 144 | Basantpur | Khutaha BO | 📍 812005 | Goradih | Branch Post Office |
| 145 | Basantpur | Pripainti SO | 📍 813209 | Pirpainti | Post Office - PO |
| 146 | Basantpur | Sadipur BO | 📍 813209 | Nathnagar | Branch Post Office |
| 147 | Basauni | Khiribandha BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 148 | Basawan Ganj | Kasimpur BO | 📍 813105 | Goradih | Branch Post Office |
| 149 | Basdeopur | Pasmanandpur BO | 📍 813207 | Shahkund | Branch Post Office |
| 150 | Basdeopur Bhalua Arazi | Dhankar BO | 📍 813204 | Colgong | Branch Post Office |