| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 51 | Basanwara | Basanwara BO | 📍 852219 | Alamnagar | Branch Post Office |
| 52 | Basdeopur | Puraini Bazar SO | 📍 852116 | Puraini | Post Office - PO |
| 53 | Basdewa | Basudeva BO | 📍 852121 | Ghailarh | Branch Post Office |
| 54 | Behrari | Behrari BO | 📍 852128 | Shankarpur | Branch Post Office |
| 55 | Behri | Behri BO | 📍 852128 | Singheshwar | Branch Post Office |
| 56 | Belahi | Behariganj SO | 📍 852101 | Bihariganj | Post Office - PO |
| 57 | Belari | Belari BO | 📍 852114 | Kumarkhand | Branch Post Office |
| 58 | Belo | Belo BO | 📍 852114 | Murliganj | Branch Post Office |
| 59 | Belsarh | Besarh BO | 📍 852112 | Kumarkhand | Branch Post Office |
| 60 | Betauna | Gorela BO | 📍 852113 | Madhepura | Branch Post Office |
| 61 | Bhadaul | Bhadol BO | 📍 852114 | Madhepura | Branch Post Office |
| 62 | Bhairopatti | Bheropatti BO | 📍 852218 | Murliganj | Branch Post Office |
| 63 | Bhaluahi | Jhalari BO | 📍 852115 | Kishanganj | Branch Post Office |
| 64 | Bhaluahi Arazi | Jhalari BO | 📍 852115 | Gwalpara | Branch Post Office |
| 65 | Bhatgawan | Puraini Bazar SO | 📍 852116 | Chausa | Post Office - PO |
| 66 | Bhatgawan | Bhatgama BO | 📍 853204 | Chausa | Branch Post Office |
| 67 | Bhatkhori | Bhatkhora BO | 📍 852114 | Murliganj | Branch Post Office |
| 68 | Bhatranha | Bhatrandha BO | 📍 852124 | Ghailarh | Branch Post Office |
| 69 | Bhawanandpur alias Kumarganj | Gopalpur BO | 📍 852220 | Kishanganj | Branch Post Office |
| 70 | Bhawanipur | Rahta BO | 📍 852122 | Kumarkhand | Branch Post Office |
| 71 | Bhawanipur Jagir | Rahta BO | 📍 852122 | Kumarkhand | Branch Post Office |
| 72 | Bhawantikthi | B.Tekhti BO | 📍 852121 | Ghailarh | Branch Post Office |
| 73 | Bhelwa | Bhelwa BO | 📍 852126 | Madhepura | Branch Post Office |
| 74 | Bhola Singh Jamadar | Paina BO | 📍 852213 | Chausa | Branch Post Office |
| 75 | Bihariganj | Behariganj SO | 📍 852101 | Bihariganj | Post Office - PO |
| 76 | Bihariganj | Biri Rampal BO | 📍 852101 | Bihariganj | Branch Post Office |
| 77 | Bihariganj | Rajni Babhangama BO | 📍 852101 | Bihariganj | Branch Post Office |
| 78 | Bihariganj | Sirsia BO | 📍 852101 | Bihariganj | Branch Post Office |
| 79 | Bindraban | Dinapatti BO | 📍 852122 | Murliganj | Branch Post Office |
| 80 | Birgaon | Chatra BO | 📍 852115 | Gwalpara | Branch Post Office |
| 81 | Biri Ranpal | Biri Rampal BO | 📍 852101 | Kishanganj | Branch Post Office |
| 82 | Bishunpur | Mohanpur Choumukh BO | 📍 852101 | Bihariganj | Branch Post Office |
| 83 | Bishunpur | Parwa BO | 📍 852122 | Murliganj | Branch Post Office |
| 84 | Bishunpur Amuana | Peernagar BO | 📍 852115 | Gwalpara | Branch Post Office |
| 85 | Bishunpur Arar | Bishanpurarar BO | 📍 852115 | Gwalpara | Branch Post Office |
| 86 | Bishunpur Kantahi | Temabhelwa BO | 📍 852115 | Gwalpara | Branch Post Office |
| 87 | Bishunpur Korlahi | B.Korhlahi BO | 📍 852112 | Kumarkhand | Branch Post Office |
| 88 | Bishunpur Korlahi Arazi | B.Korhlahi BO | 📍 852112 | Kumarkhand | Branch Post Office |
| 89 | Bishunpur Korlahi Chakla | B.Korhlahi BO | 📍 852112 | Kumarkhand | Branch Post Office |
| 90 | Bishunpur Korlahi Chakla | Parwa BO | 📍 852122 | Murliganj | Branch Post Office |
| 91 | Bishunpur Korlahi Milik | Parwa BO | 📍 852122 | Murliganj | Branch Post Office |
| 92 | Bishunpur Sundar | B.Korhlahi BO | 📍 852112 | Kumarkhand | Branch Post Office |
| 93 | Bispatti | Bispatti BO | 📍 852219 | Alamnagar | Branch Post Office |
| 94 | Biswari | Gwalpara SO | 📍 852115 | Gwalpara | Post Office - PO |
| 95 | Budhma | Bhairo Patti BO | 📍 852114 | Madhepura | Branch Post Office |
| 96 | Budhma | Budhma SO | 📍 852114 | Madhepura | Post Office - PO |
| 97 | Budhma | Narsingbag BO | 📍 852114 | Madhepura | Branch Post Office |
| 98 | Budhma | Rampatti BO | 📍 852114 | Madhepura | Branch Post Office |
| 99 | Budhma | P.N.Pur BO | 📍 852114 | Madhepura | Branch Post Office |
| 100 | Budhma | Khara Budhma BO | 📍 852219 | Kishanganj | Branch Post Office |