| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 651 | Chouthya Par | Korawan BO | 📍 801302 | Hilsa | Branch Post Office |
| 652 | Chowkper | Biharsharif HO | 📍 803101 | Bihar | Head Post Office - H |
| 653 | Chulhai Bigha | Mahmuda BO | 📍 801303 | Islampur | Branch Post Office |
| 654 | Chulhan Bigha | Pathana BO | 📍 801303 | Islampur | Branch Post Office |
| 655 | Chulhari | Noawan BO | 📍 803107 | Asthawan | Branch Post Office |
| 656 | Chunoo Chak | Hussain Pur BO | 📍 803107 | Rahui | Branch Post Office |
| 657 | Churaman bigha | Bhagan Bigha BO | 📍 803118 | Rahui | Branch Post Office |
| 658 | Cold Storage | Telhara SO Nalanda | 📍 801306 | Ekangarsarai | Post Office - PO |
| 659 | Cold store Road | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 660 | College | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 661 | Combodian Temple | Nahub BO | 📍 803116 | Rajgir | Branch Post Office |
| 662 | CRPF Camp | Nekpur BO | 📍 803116 | Rajgir | Branch Post Office |
| 663 | D A V School | Mahanandpur BO | 📍 803216 | Bihar | Branch Post Office |
| 664 | D A V School | Ramchandrapur SO | 📍 803216 | Bihar | Post Office - PO |
| 665 | D MColony | Biharsharif HO | 📍 803101 | Bihar | Head Post Office - H |
| 666 | Dabaul | Hilsa SO | 📍 801302 | Hilsa | Post Office - PO |
| 667 | Dabol | Kapsima BO | 📍 801302 | Hilsa | Branch Post Office |
| 668 | Dadpur | Barara BO | 📍 803118 | Noorsarai | Branch Post Office |
| 669 | Dadupur | Bangpur BO | 📍 803114 | Parbalpur | Branch Post Office |
| 670 | Dafalpur | Salepur BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 671 | Daha Ghat | Madhar BO | 📍 803117 | Ben | Branch Post Office |
| 672 | Dahabigha | Dahabigha BO | 📍 801302 | Hilsa | Branch Post Office |
| 673 | Dahar Bigha | Panchlowa BO | 📍 801303 | Islampur | Branch Post Office |
| 674 | Dahaul Bigha | Telhara SO Nalanda | 📍 801306 | Ekangarsarai | Post Office - PO |
| 675 | Dahper B O | Dahpar Sargaon BO | 📍 803114 | Noorsarai | Branch Post Office |
| 676 | Daili | Daily BO | 📍 803110 | Harnaut | Branch Post Office |
| 677 | Dailly | Itasang Bhadwa BO | 📍 803119 | Rahui | Branch Post Office |
| 678 | Daily B O | Daily BO | 📍 803110 | Harnaut | Branch Post Office |
| 679 | Dak Bangla | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 680 | Dak Sathan | Meyar BO | 📍 803116 | Rajgir | Branch Post Office |
| 681 | Daktar English | Giriak SO | 📍 803109 | Giriak | Post Office - PO |
| 682 | Dalan Bigha | Borisarai BO | 📍 801303 | Islampur | Branch Post Office |
| 683 | Daldali Chak | Dahabigha BO | 📍 801302 | Hilsa | Branch Post Office |
| 684 | Dallu Bigha | Chiksoura BO | 📍 801302 | Hilsa | Branch Post Office |
| 685 | Damar bigha | Hargawan BO | 📍 803216 | Bihar | Branch Post Office |
| 686 | Damodar Pur | Korawan BO | 📍 801302 | Hilsa | Branch Post Office |
| 687 | Damodar Pur | Damodarpur Waldha BO | 📍 801305 | Nagar Nausa | Branch Post Office |
| 688 | Damodar sarai | Juniar BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 689 | Damodarpur | Chamarbigha BO | 📍 801302 | Hilsa | Branch Post Office |
| 690 | Damodarpur Baldha | Damodarpur Waldha BO | 📍 801305 | Nagar Nausa | Branch Post Office |
| 691 | Dana Pur | Pathana BO | 📍 801303 | Islampur | Branch Post Office |
| 692 | Daniawan | Daniawan Pendapur BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 693 | Daniawan | Daniyawan BO | 📍 801304 | Ekangarsarai | Branch Post Office |
| 694 | Daniawan Paindapur | Daniawan Pendapur BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 695 | Daniywan | Khushiyalpur BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 696 | Dantu Bigha | Ope BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 697 | Dargah Par | Telhara SO Nalanda | 📍 801306 | Ekangarsarai | Post Office - PO |
| 698 | Daria Sarai | Bindidih BO | 📍 803109 | Silao | Branch Post Office |
| 699 | Dariapur | Dariyapur BO | 📍 801303 | Islampur | Branch Post Office |
| 700 | Dariapur | Sakraurah BO | 📍 803111 | Noorsarai | Branch Post Office |