| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 201 | Bajayafat | Jarwal SO | 📍 271904 | Kaiserganj | Post Office - PO |
| 202 | Bajgaha | Badholi BO | 📍 271904 | Kaiserganj | Branch Post Office |
| 203 | Bajpur Bankati | Kakri BO | 📍 271865 | Nanpara | Branch Post Office |
| 204 | Bakaina | Bakaina Bazar BO | 📍 271851 | Mahasi ** | Branch Post Office |
| 205 | Bakaini | Bakaina Bazar BO | 📍 271851 | Mahasi ** | Branch Post Office |
| 206 | Bakhari | Saraa Kalan BO | 📍 271855 | Nanpara | Branch Post Office |
| 207 | Bakhtawar Gauri | Mangouriha BO | 📍 271855 | Nanpara | Branch Post Office |
| 208 | Bakshi Pura | Bahraich HO | 📍 271801 | Bahraich | Head Post Office - H |
| 209 | Balaia | Bhaggarwa BO | 📍 271872 | Kaiserganj | Branch Post Office |
| 210 | Balanagar | Gangwal BO | 📍 271821 | Bahraich | Branch Post Office |
| 211 | Balanagar | Dhanuhi BO | 📍 271845 | Bahraich | Branch Post Office |
| 212 | Balapur | Balapur BO | 📍 271845 | Bahraich | Branch Post Office |
| 213 | Balapur | Argorwa BO | 📍 271865 | Nanpara | Branch Post Office |
| 214 | Balapur | Mansoor Nagar BO | 📍 271865 | Nanpara | Branch Post Office |
| 215 | Balasarai | Barnapur SO | 📍 271825 | Mahasi ** | Post Office - PO |
| 216 | Balawapur | Khasha Mohd.Pur BO | 📍 271825 | Mahasi ** | Branch Post Office |
| 217 | Balbhaddarpur | Balbhaddrapur BO | 📍 271875 | Nanpara | Branch Post Office |
| 218 | Balchandpur | Balchandpur BO | 📍 271902 | Kaiserganj | Branch Post Office |
| 219 | Balha | Balha BO | 📍 271865 | Nanpara | Branch Post Office |
| 220 | Balha | Banjaria BO | 📍 271865 | Nanpara | Branch Post Office |
| 221 | Balsinghpur | Balsinghpur BO | 📍 271855 | Nanpara | Branch Post Office |
| 222 | Bamabhauri | Hardi BO | 📍 271825 | Mahasi ** | Branch Post Office |
| 223 | Bambhaura | Jarwal Road SO | 📍 271901 | Kaiserganj | Post Office - PO |
| 224 | Bambhiwa | Parsendi BO | 📍 271903 | Kaiserganj | Branch Post Office |
| 225 | Bameyari | Bamiyari BO | 📍 271902 | Mahasi ** | Branch Post Office |
| 226 | Banakati | Manwaria Diwan BO | 📍 271865 | Nanpara | Branch Post Office |
| 227 | Banakati | Raibojha BO | 📍 271865 | Nanpara | Branch Post Office |
| 228 | Banawapur atodar | Jaitapur BO | 📍 271902 | Mahasi ** | Branch Post Office |
| 229 | Bandariya Gauri No 1 | Katraniaghat BO | 📍 271841 | Nanpara | Branch Post Office |
| 230 | Bandariya Gauri No 2 | Katraniaghat BO | 📍 271841 | Nanpara | Branch Post Office |
| 231 | Bangaie | Jamunaha Bhawania Pur BO | 📍 271865 | Nanpara | Branch Post Office |
| 232 | Banghusara | Payagpur SO | 📍 271871 | Bahraich | Post Office - PO |
| 233 | Banghusari | Dhannigaon BO | 📍 271865 | Nanpara | Branch Post Office |
| 234 | Banghusari | Gaighat BO | 📍 271865 | Nanpara | Branch Post Office |
| 235 | Bangla | Risia SO | 📍 271875 | Nanpara | Post Office - PO |
| 236 | Bania bhari | Khargaura Janoob BO | 📍 271845 | Bahraich | Branch Post Office |
| 237 | Bania Hari | Satpediya BO | 📍 271806 | Bahraich | Branch Post Office |
| 238 | Baniagaon | Lakkharampur BO | 📍 271821 | Bahraich | Branch Post Office |
| 239 | Banianpurawa | Huzoorpur SO | 📍 271872 | Kaiserganj | Post Office - PO |
| 240 | Banjaran tanda | Kotwa BO | 📍 271865 | Nanpara | Branch Post Office |
| 241 | Banjaria | Ganga Jamuni BO | 📍 271821 | Bahraich | Branch Post Office |
| 242 | Banjariakhas | Ganga Jamuni BO | 📍 271821 | Bahraich | Branch Post Office |
| 243 | Banjariya | Nautala BO | 📍 271851 | Mahasi ** | Branch Post Office |
| 244 | Banjariya | Banjaria BO | 📍 271865 | Nanpara | Branch Post Office |
| 245 | Banjariya | Banjaria BO | 📍 271881 | Nanpara | Branch Post Office |
| 246 | Bankashahi | Bankashi BO | 📍 271865 | Nanpara | Branch Post Office |
| 247 | Bankata | Lalpur BO | 📍 271806 | Bahraich | Branch Post Office |
| 248 | Bankatawa rajapur khurd | Rajapur Kala BO | 📍 271865 | Nanpara | Branch Post Office |
| 249 | Bankati | Kashijot BO | 📍 271871 | Bahraich | Branch Post Office |
| 250 | Bankati | Balbhaddrapur BO | 📍 271875 | Nanpara | Branch Post Office |