| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 251 | Bankati | Shankarpur BO | 📍 271875 | Nanpara | Branch Post Office |
| 252 | Bankatwa | Nanpara SO | 📍 271865 | Nanpara | Post Office - PO |
| 253 | Bankatwa | Gotutti BO | 📍 271875 | Nanpara | Branch Post Office |
| 254 | Bankuri | Babaganj BO | 📍 271881 | Nanpara | Branch Post Office |
| 255 | Bankuri | Makanpur BO | 📍 271881 | Nanpara | Branch Post Office |
| 256 | Bansgadhi | Bakaina Bazar BO | 📍 271851 | Mahasi ** | Branch Post Office |
| 257 | Bansgaon | Bhaggarwa BO | 📍 271872 | Kaiserganj | Branch Post Office |
| 258 | Bansgawn | Bhaggarwa BO | 📍 271872 | Kaiserganj | Branch Post Office |
| 259 | Bansgawn | Maholi BO | 📍 271903 | Kaiserganj | Branch Post Office |
| 260 | Banspurwa | Kharighat SO | 📍 271851 | Mahasi ** | Post Office - PO |
| 261 | Banuia | Kakri BO | 📍 271865 | Nanpara | Branch Post Office |
| 262 | Banwari Gopalpur | Chilwaria SO | 📍 271870 | Bahraich | Post Office - PO |
| 263 | Banwari Gopalpur | Soharwa BO | 📍 271875 | Bahraich | Branch Post Office |
| 264 | Bara nizam | Puraina BO | 📍 271821 | Bahraich | Branch Post Office |
| 265 | Baragadaha | Rampurwa BO | 📍 271825 | Mahasi ** | Branch Post Office |
| 266 | Baragadahi | Dhauli BO | 📍 271871 | Bahraich | Branch Post Office |
| 267 | Baragadahi | Shivdaha BO | 📍 271871 | Bahraich | Branch Post Office |
| 268 | Baragadahi | Deorania BO | 📍 271875 | Bahraich | Branch Post Office |
| 269 | Barai Bilasa | Kalpipara SO | 📍 271802 | Bahraich | Post Office - PO |
| 270 | Baraiya Kalan | Bhawaniapur BO | 📍 271830 | Nanpara | Branch Post Office |
| 271 | Baranapur | Barnapur SO | 📍 271825 | Mahasi ** | Post Office - PO |
| 272 | Baraoliya | Jarwal SO | 📍 271904 | Kaiserganj | Post Office - PO |
| 273 | Barawalia | Shivdaha BO | 📍 271871 | Bahraich | Branch Post Office |
| 274 | Bardaha | Bardaha BO | 📍 271830 | Nanpara | Branch Post Office |
| 275 | Bardaideeh | Chamarpurwa BO | 📍 271865 | Nanpara | Branch Post Office |
| 276 | Bardiya | Fakirpuri BO | 📍 271841 | Nanpara | Branch Post Office |
| 277 | Barempur | Hardi BO | 📍 271825 | Mahasi ** | Branch Post Office |
| 278 | Bargadaha Chilbila | Babaganj BO | 📍 271881 | Nanpara | Branch Post Office |
| 279 | Bargadiha | Saraa Kalan BO | 📍 271855 | Nanpara | Branch Post Office |
| 280 | Bargadiha | Handa Basehri BO | 📍 271865 | Nanpara | Branch Post Office |
| 281 | Bargadiha | Patna Ghesiyari BO | 📍 271875 | Nanpara | Branch Post Office |
| 282 | Bargadiha | Aswa Mohammad Pur BO | 📍 271882 | Nanpara | Branch Post Office |
| 283 | Bargaon | Jamunaha Bhawania Pur BO | 📍 271865 | Nanpara | Branch Post Office |
| 284 | Bargawan | Pandri Tara BO | 📍 271882 | Nanpara | Branch Post Office |
| 285 | Barheengaon | Chamarpurwa BO | 📍 271865 | Nanpara | Branch Post Office |
| 286 | Barie Para | Nanpara SO | 📍 271865 | Nanpara | Post Office - PO |
| 287 | Barishalpurawa | Hardi BO | 📍 271825 | Mahasi ** | Branch Post Office |
| 288 | Bariya | Kaudha BO | 📍 271902 | Mahasi ** | Branch Post Office |
| 289 | Bariya Gothi | Mahuri Kala BO | 📍 271904 | Kaiserganj | Branch Post Office |
| 290 | Barkhariya | Barkharia BO | 📍 271841 | Nanpara | Branch Post Office |
| 291 | Barkhur Dyarapur | Kaiserganj SO | 📍 271903 | Kaiserganj | Post Office - PO |
| 292 | Barrakatpur | Mansoor Nagar BO | 📍 271865 | Nanpara | Branch Post Office |
| 293 | Baruha | Bitania BO | 📍 271830 | Nanpara | Branch Post Office |
| 294 | Baruha | Balsinghpur BO | 📍 271855 | Nanpara | Branch Post Office |
| 295 | Baruha | Belhan BO | 📍 271855 | Nanpara | Branch Post Office |
| 296 | Baruha | Jarwal Road SO | 📍 271901 | Kaiserganj | Post Office - PO |
| 297 | Baruhi | Bitania BO | 📍 271830 | Nanpara | Branch Post Office |
| 298 | Baruhi | Ambarpur BO | 📍 271851 | Nanpara | Branch Post Office |
| 299 | Baruhi | Garethi Gurudutt Singh BO | 📍 271851 | Mahasi ** | Branch Post Office |
| 300 | Baruhi | Imilia BO | 📍 271870 | Kaiserganj | Branch Post Office |