| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 351 | Dharanipur | Hethua BO | 📍 802122 | Rajpur | Branch Post Office |
| 352 | Dharauli | Dharauli BO | 📍 802134 | Barhampur | Branch Post Office |
| 353 | Dharmagatpur | Dhansoi SO | 📍 802117 | Rajpur | Post Office - PO |
| 354 | Dhebani | Nimej SO | 📍 802130 | Barhampur | Post Office - PO |
| 355 | Dheka | Noaon BO | 📍 802204 | Dumraon | Branch Post Office |
| 356 | Dhobahi | Banni BO | 📍 802128 | Rajpur | Branch Post Office |
| 357 | Dhorhanpura | Dharauli BO | 📍 802134 | Barhampur | Branch Post Office |
| 358 | Dhundhani | Barki Basauri BO | 📍 802119 | Buxar | Branch Post Office |
| 359 | Dia Parmeswar | Diaman BO | 📍 802111 | Simri | Branch Post Office |
| 360 | Diaman | Diaman BO | 📍 802111 | Simri | Branch Post Office |
| 361 | Dihri | Mania BO | 📍 802125 | Nawanagar | Branch Post Office |
| 362 | Dihri | Mugaon BO | 📍 802126 | Dumraon | Branch Post Office |
| 363 | Dihupur | Athar BO | 📍 802126 | Nawanagar | Branch Post Office |
| 364 | Domanjhakhra | Dumari SO Buxar | 📍 802120 | Simri | Post Office - PO |
| 365 | Dubauli | Karhshi BO | 📍 802102 | Buxar | Branch Post Office |
| 366 | Dubauli | Pulia BO | 📍 802102 | Buxar | Branch Post Office |
| 367 | Dubauli | Deokuli BO | 📍 802112 | Barhampur | Branch Post Office |
| 368 | Dubauli | Dalsagar BO | 📍 802116 | Buxar | Branch Post Office |
| 369 | Dubauli | Dulahpur SO | 📍 802118 | Simri | Post Office - PO |
| 370 | Dubauli | Kharahatand BO | 📍 802120 | Simri | Branch Post Office |
| 371 | Dubauli | Bhadar BO | 📍 802126 | Nawanagar | Branch Post Office |
| 372 | Dubauli | Sikraul BO | 📍 802129 | Nawanagar | Branch Post Office |
| 373 | Dubauli Mahesh | Barka Singhanpura BO | 📍 802120 | Simri | Branch Post Office |
| 374 | Dubha | Gangauli BO | 📍 802131 | Simri | Branch Post Office |
| 375 | Dubha Taufir | Gangauli BO | 📍 802131 | Simri | Branch Post Office |
| 376 | Dubkhi | Ariaon BO | 📍 802119 | Dumraon | Branch Post Office |
| 377 | Dudhar Chak | Majharia BO | 📍 802116 | Buxar | Branch Post Office |
| 378 | Dulaicha | Rupsagar BO | 📍 802129 | Nawanagar | Branch Post Office |
| 379 | Dullahpur | Dulahpur SO | 📍 802118 | Simri | Post Office - PO |
| 380 | Dullahpur | Mansingh Patti Barkagaon BO | 📍 802118 | Simri | Branch Post Office |
| 381 | Dullahpur | Nagpura BO | 📍 802118 | Simri | Branch Post Office |
| 382 | Dullahpur | Sonbarsa BO | 📍 802118 | Simri | Branch Post Office |
| 383 | Dullahpur | Umarpur Diar BO | 📍 802118 | Simri | Branch Post Office |
| 384 | Dullahpur | Upadhyapandeypur BO | 📍 802118 | Simri | Branch Post Office |
| 385 | Dullahpur | Sahiyar BO | 📍 802131 | Simri | Branch Post Office |
| 386 | Dulpha | Khocharia BO | 📍 802117 | Rajpur | Branch Post Office |
| 387 | Dulphi | Khocharia BO | 📍 802117 | Rajpur | Branch Post Office |
| 388 | Dumariya | Sonbarsa BO | 📍 802118 | Buxar | Branch Post Office |
| 389 | Dumraon | Ariaon BO | 📍 802119 | Dumraon | Branch Post Office |
| 390 | Dumraon | Attaon BO | 📍 802119 | Dumraon | Branch Post Office |
| 391 | Dumraon | Dumraon SO | 📍 802119 | Dumraon | Post Office - PO |
| 392 | Dumraon | Ekauni BO | 📍 802119 | Dumraon | Branch Post Office |
| 393 | Dumraon | Hariyana Cattle Farm BO | 📍 802119 | Dumraon | Branch Post Office |
| 394 | Dumraon | Nenua BO | 📍 802119 | Dumraon | Branch Post Office |
| 395 | Dumraon | Pasahara BO | 📍 802119 | Dumraon | Branch Post Office |
| 396 | Dumraon | Barki Basauri BO | 📍 802119 | Dumraon | Branch Post Office |
| 397 | Dumraon | Chaukia BO | 📍 802133 | Dumraon | Branch Post Office |
| 398 | Dumraon | Nagwan BO | 📍 802133 | Dumraon | Branch Post Office |
| 399 | Dumraon | Purana Bhojpur SO | 📍 802133 | Dumraon | Post Office - PO |
| 400 | Dumraon | Dumraon Textiles SO | 📍 802136 | Dumraon | Post Office - PO |