| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 251 | Bharsia | Jhagruchak BO | 📍 854108 | Falka | Branch Post Office |
| 252 | Bhatatara | Sameli BO | 📍 854101 | Sameli | Branch Post Office |
| 253 | Bhatauria | Kalsar BO | 📍 854337 | Hasanganj | Branch Post Office |
| 254 | Bhatwar Baltor | Mahsail BO | 📍 854312 | Balrampur | Branch Post Office |
| 255 | Bhatwara | Bhatwara BO | 📍 854108 | Korha | Branch Post Office |
| 256 | Bhatwara | Korha SO | 📍 854108 | Korha | Post Office - PO |
| 257 | Bhaunagar | Sadapur BO | 📍 855113 | Kadwa | Branch Post Office |
| 258 | Bhawanipur | Jot Ram Roy BO | 📍 854104 | Barari | Branch Post Office |
| 259 | Bhawanipur | Pardiara BO | 📍 854113 | Amdabad | Branch Post Office |
| 260 | Bhawanipur | Kalsar BO | 📍 854337 | Hasanganj | Branch Post Office |
| 261 | Bhawanipur | Gaualtoli BO | 📍 855102 | Barsoi | Branch Post Office |
| 262 | Bhedaul | Durgaganj SO | 📍 855105 | katihar | Post Office - PO |
| 263 | Bhelahi | Ragheli BO | 📍 855114 | Dandkhora | Branch Post Office |
| 264 | Bhelahi Arazi | Ragheli BO | 📍 855114 | Dandkhora | Branch Post Office |
| 265 | Bhelator | Fatehpur BO | 📍 855101 | Barsoi | Branch Post Office |
| 266 | Bhemial | Fatehpur BO | 📍 854335 | Balrampur | Branch Post Office |
| 267 | Bheria Rehika | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 268 | Bhermara | Mansahi BO | 📍 854103 | Mansahi | Branch Post Office |
| 269 | Bhikhanpur | Sadapur BO | 📍 855113 | Kadwa | Branch Post Office |
| 270 | Bhogaon | Millik Palagarh BO | 📍 855114 | Kadwa | Branch Post Office |
| 271 | Bhogwanpur Ogairah | Dilli Diwanganj BO | 📍 854117 | Manihari | Branch Post Office |
| 272 | Bhornathi | Rosna SO | 📍 854117 | Amdabad | Post Office - PO |
| 273 | Bidyanandpur | Millik Palagarh BO | 📍 855114 | Kadwa | Branch Post Office |
| 274 | Bighaurhat | Bighor BO | 📍 854317 | Barsoi | Branch Post Office |
| 275 | Bighor | Bighor BO | 📍 854317 | Barsoi | Branch Post Office |
| 276 | Bijahar | Sonaili SO | 📍 855114 | Kadwa | Post Office - PO |
| 277 | Bijaili | Bijaili BO | 📍 855114 | Dandkhora | Branch Post Office |
| 278 | Bijaili | Sonaili SO | 📍 855114 | Dandkhora | Post Office - PO |
| 279 | Bijaul | Madhopur BO | 📍 854317 | Balrampur | Branch Post Office |
| 280 | Bijhara | Sonaili SO | 📍 855114 | Kadwa | Post Office - PO |
| 281 | Bijol | Bijaili BO | 📍 855114 | Kadwa | Branch Post Office |
| 282 | Bijpura | Madhopur BO | 📍 854317 | Balrampur | Branch Post Office |
| 283 | Bilaripari | Dandkhora BO | 📍 855114 | Dandkhora | Branch Post Office |
| 284 | Binabari | B.Balrampur BO | 📍 854317 | Balrampur | Branch Post Office |
| 285 | Binjee | Binjee BO | 📍 854115 | Korha | Branch Post Office |
| 286 | Binji | Semapur Factory SO | 📍 854115 | Korha | Post Office - PO |
| 287 | Binji Milik | Binjee BO | 📍 854115 | Korha | Branch Post Office |
| 288 | Binodpur | Dighri BO | 📍 854106 | Barari | Branch Post Office |
| 289 | Binodpur | Korha SO | 📍 854108 | Korha | Post Office - PO |
| 290 | Birdabani | Bighor BO | 📍 854317 | Balrampur | Branch Post Office |
| 291 | Birjoy | Fatehpur BO | 📍 854335 | Barsoi | Branch Post Office |
| 292 | Birnagar | Bighor BO | 📍 854317 | Balrampur | Branch Post Office |
| 293 | Bisare | Mahadevpur SO Katihar | 📍 854116 | Pranpur | Post Office - PO |
| 294 | Bisaria | Sisia BO | 📍 854108 | Korha | Branch Post Office |
| 295 | Bishanpurhariabhir | Bishanpurhariabhir BO | 📍 854115 | Korha | Branch Post Office |
| 296 | Bishunpur | Dhenuabishanpur BO | 📍 854104 | Barari | Branch Post Office |
| 297 | Bishunpur | Manihari SO | 📍 854113 | Manihari | Post Office - PO |
| 298 | Bishunpur | Binjee BO | 📍 854115 | Korha | Branch Post Office |
| 299 | Bishunpur | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 300 | Bishunpur | Jhawa BO | 📍 855113 | Kadwa | Branch Post Office |