| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 601 | Dinapur-Cum-Khagaul | B.R. Centre SO | 📍 801501 | Dinapur-Cum-Khagaul | Post Office - PO |
| 602 | Dinapur-Cum-Khagaul | Chandmari BO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 603 | Dinapur-Cum-Khagaul | Danapur Bazar SO | 📍 801503 | Dinapur-Cum-Khagaul | Post Office - PO |
| 604 | Dinapur-Cum-Khagaul | Danapur Cantt SO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 605 | Dinapur-Cum-Khagaul | Lal Bengwa BO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 606 | Dinapur-Cum-Khagaul | Jahankhan Road BO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 607 | Dinapur-Cum-Khagaul | Jivrakhan Tola BO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 608 | Diso Chak | Khushrupur SO | 📍 803202 | Khusrupur | Branch Post Office |
| 609 | Doctor toli | Mokama SO | 📍 803302 | Mokameh | Post Office - PO |
| 610 | Doghra | Doghara BO | 📍 801112 | Bihta | Branch Post Office |
| 611 | Doman | Doma BO | 📍 803202 | Bakhtiarpur | Branch Post Office |
| 612 | Donrapur | Barah BO | 📍 801112 | Bikram | Branch Post Office |
| 613 | Dorwan | Saidabah BO | 📍 801104 | Dulhin Bazar | Branch Post Office |
| 614 | Dost Muhammadpur | Fatwa S.O | 📍 803201 | Daniawan | Post Office - PO |
| 615 | Dost Muhammadpur | Vijaypura BO | 📍 804451 | Dhanarua | Branch Post Office |
| 616 | Dugwa | Daulatpur BO | 📍 804452 | Masaurhi | Branch Post Office |
| 617 | Dujra Diara | Danapur Cantt SO | 📍 801503 | Patna Rural | Branch Post Office |
| 618 | Dulhin Bazar | Aikhan BO | 📍 801102 | Dulhin Bazar | Branch Post Office |
| 619 | Dulhin Bazar | Belhauri S.O | 📍 801102 | Dulhin Bazar | Post Office - PO |
| 620 | Dulhin Bazar | M.Dihuli BO | 📍 801102 | Dulhin Bazar | Branch Post Office |
| 621 | Dulhin Bazar | Sohora BO | 📍 801102 | Dulhin Bazar | Branch Post Office |
| 622 | Dullahpur | Saidabah BO | 📍 801104 | Bikram | Branch Post Office |
| 623 | Dumaria | Nadama Tola BO | 📍 803213 | Barh | Branch Post Office |
| 624 | Dumra | Pabhera BO | 📍 804451 | Dhanarua | Branch Post Office |
| 625 | Dumra Diyar Janjeera | Maranchi BO | 📍 803301 | Mokameh | Branch Post Office |
| 626 | Dumri | Bihta SO Patna | 📍 801103 | Bihta | Post Office - PO |
| 627 | Dumri | Dumari BO | 📍 803201 | Fatwah | Branch Post Office |
| 628 | Dumri | Pitwans BO | 📍 804452 | Dulhin Bazar | Branch Post Office |
| 629 | Dumri | Jat Dumari BO | 📍 804453 | Punpun | Branch Post Office |
| 630 | Durga Asthan | Karnauti BO | 📍 803212 | Bakhtiarpur | Branch Post Office |
| 631 | Durga Asthan | Mokama SO | 📍 803302 | Mokameh | Post Office - PO |
| 632 | Durga Asthan | Mokamaghat SO | 📍 803303 | Mokameh | Post Office - PO |
| 633 | Durga Mandir | Aunta BO | 📍 803303 | Mokameh | Branch Post Office |
| 634 | Durjanchak | Saksohra BO | 📍 803213 | Belchhi | Branch Post Office |
| 635 | Dus Ghar Tola | Aunta BO | 📍 803303 | Mokameh | Branch Post Office |
| 636 | Eight Colony | Aunta BO | 📍 803303 | Mokameh | Branch Post Office |
| 637 | Ekauna | Punpun S.O | 📍 804453 | Punpun | Post Office - PO |
| 638 | Ekdanga | Ekdanga BO | 📍 803213 | Barh | Branch Post Office |
| 639 | Electric Colony | Hathidah SO | 📍 803301 | Mokameh | Post Office - PO |
| 640 | Electric Office | Hathidah SO | 📍 803301 | Mokameh | Post Office - PO |
| 641 | Engineering office | Mokama SO | 📍 803302 | Mokameh | Post Office - PO |
| 642 | English | Maranchi BO | 📍 803301 | Mokameh | Branch Post Office |
| 643 | Erai | Arai BO | 📍 801304 | Daniawan | Branch Post Office |
| 644 | Erai Benipur | Arai Benipur BO | 📍 801305 | Khusrupur | Branch Post Office |
| 645 | Etwa | Doghara BO | 📍 801112 | Bihta | Branch Post Office |
| 646 | F C I Mokama | Mokama SO | 📍 803302 | Mokameh | Post Office - PO |
| 647 | Fahim Chak | Mohanpur BO | 📍 804453 | Punpun | Branch Post Office |
| 648 | Faridanpur | Danapur Cantt SO | 📍 801503 | Dinapur-Cum-Khagaul | Branch Post Office |
| 649 | Faridpur | Wazirpur BO | 📍 801104 | Bikram | Branch Post Office |
| 650 | Faridpur | Sahar Rampur BO | 📍 801109 | Naubatpur | Branch Post Office |