| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Chaughara | Chaurasta Bihia SO | 📍 802154 | Behea | Post Office - PO |
| 302 | Chauki | Gangahar BO | 📍 802312 | Arrah | Branch Post Office |
| 303 | Chauri | Dhanchhuhan BO | 📍 802208 | Sahar | Branch Post Office |
| 304 | Chauria | Sandesh SO | 📍 802164 | Sandesh | Post Office - PO |
| 305 | Chauria | Agiaon SO | 📍 802201 | Agiaon | Post Office - PO |
| 306 | Chaursani | Ashni Jaitpur BO | 📍 802210 | Udwant Nagar | Branch Post Office |
| 307 | Chela | Sandesh SO | 📍 802164 | Sandesh | Post Office - PO |
| 308 | Chhaprapur | Chasi BO | 📍 802201 | Agiaon | Branch Post Office |
| 309 | Chhatarpura | Kolodihri BO | 📍 802222 | Sahar | Branch Post Office |
| 310 | Chhaurahi Jangal Mahal | Chhwarhi BO | 📍 802155 | Piro | Branch Post Office |
| 311 | Chhechhu Dih | Kataria BO | 📍 802202 | Piro | Branch Post Office |
| 312 | Chhinegaon | Sinha SO | 📍 802316 | Barhara | Post Office - PO |
| 313 | Chhitampur | Purana Haripur BO | 📍 802163 | Koilwar | Branch Post Office |
| 314 | Chicharampur Ditto | Sarna BO | 📍 802165 | Shahpur | Branch Post Office |
| 315 | Chilbilia | Lahritiwaridih BO | 📍 802207 | Piro | Branch Post Office |
| 316 | Chilhar | Chilhar BO | 📍 802164 | Agiaon | Branch Post Office |
| 317 | Chilhauns | Chilhar BO | 📍 802164 | Sandesh | Branch Post Office |
| 318 | Chipura | Chilhar BO | 📍 802164 | Agiaon | Branch Post Office |
| 319 | Chiraili | Dilia BO | 📍 802201 | Agiaon | Branch Post Office |
| 320 | Chit Kundi | Khajuria BO | 📍 802156 | Arrah | Branch Post Office |
| 321 | Chorain | Dakhin Ekauna BO | 📍 802210 | Udwant Nagar | Branch Post Office |
| 322 | Dalan Chhapra Unsurveyed | Salempur BO | 📍 802351 | Arrah | Branch Post Office |
| 323 | Dalelganj | Pandurarampur BO | 📍 802164 | Sandesh | Branch Post Office |
| 324 | Dalippur | Akarua BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 325 | Dalippur | Bambhawar BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 326 | Dalippur | Chhwarhi BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 327 | Dalippur | Dalippur SO Bhojpur | 📍 802155 | Jagdishpur | Post Office - PO |
| 328 | Dalippur | Hanswadih BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 329 | Dalippur | Kesawan BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 330 | Dalippur | Rajapur BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 331 | Dalippur | Tar BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 332 | Dalippur | Eyar BO | 📍 802155 | Jagdishpur | Branch Post Office |
| 333 | Dalpatpur | Osain BO | 📍 802183 | Behea | Branch Post Office |
| 334 | Damodarpur Ditto | Damodarpur BO | 📍 802166 | Shahpur | Branch Post Office |
| 335 | Dano Dih | Bachari BO | 📍 802207 | Piro | Branch Post Office |
| 336 | Danwan | Dawan BO | 📍 802152 | Jagdishpur | Branch Post Office |
| 337 | Danwarua | Tar BO | 📍 802155 | Piro | Branch Post Office |
| 338 | Dari Dih | Bagar BO | 📍 802222 | Tarari | Branch Post Office |
| 339 | Dariapur | Anaith SO | 📍 802302 | Arrah | Post Office - PO |
| 340 | Dariwan | Ranisagar BO | 📍 802165 | Behea | Branch Post Office |
| 341 | Daulatpur | Daulatpur BO | 📍 802163 | Koilwar | Branch Post Office |
| 342 | Daulatpur | Daulatpur BO | 📍 802313 | Arrah | Branch Post Office |
| 343 | Dego Dehri | Chandi BO | 📍 802223 | Charpokhari | Branch Post Office |
| 344 | Dehri | Ayar BO | 📍 802203 | Garhani | Branch Post Office |
| 345 | Dehri | Jamuaon Dihari BO | 📍 802206 | Sandesh | Branch Post Office |
| 346 | Dehri | Peur BO | 📍 802208 | Sahar | Branch Post Office |
| 347 | Dehri | Ashni Jaitpur BO | 📍 802210 | Udwant Nagar | Branch Post Office |
| 348 | Dekura | Charpokhari SO | 📍 802223 | Charpokhari | Post Office - PO |
| 349 | Demhan | Bagwan BO | 📍 802203 | Udwant Nagar | Branch Post Office |
| 350 | Deo | Deo BO | 📍 802209 | Tarari | Branch Post Office |