| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 651 | Kumhiyatari | Singar BO | 📍 805125 | Rajauli | Branch Post Office |
| 652 | Kumhrawan | Kosi SO Nawada | 📍 805107 | Roh | Post Office - PO |
| 653 | Kunanpur | Konadpur BO | 📍 805124 | Pakribarawan | Branch Post Office |
| 654 | Kunda | Roh SO | 📍 805141 | Roh | Branch Post Office |
| 655 | Kunj | Roh SO | 📍 805141 | Roh | Branch Post Office |
| 656 | Kurhaita | Simariya BO | 📍 805124 | Pakribarawan | Branch Post Office |
| 657 | Kurma | Nanaura BO | 📍 805112 | Nawada | Branch Post Office |
| 658 | Kusa | Nurhat SO | 📍 805122 | Narhat | Branch Post Office |
| 659 | Kusahan | Sirdala SO | 📍 805127 | Sirdala | Post Office - PO |
| 660 | Kusdariya | Rajauli SO | 📍 805125 | Rajauli | Post Office - PO |
| 661 | Kusdihra | Kosi SO Nawada | 📍 805107 | Roh | Post Office - PO |
| 662 | Kutlupur | Targir BO | 📍 805125 | Rajauli | Branch Post Office |
| 663 | Kutri | Dariyapur BO | 📍 805129 | Warisaliganj | Branch Post Office |
| 664 | Kutub Chak | Kawakol SO | 📍 805106 | Kawakol | Post Office - PO |
| 665 | Lachhmipur | Dhamul SO | 📍 805101 | Pakribarawan | Post Office - PO |
| 666 | Ladaha | Lkhamohna BO | 📍 805121 | Akbarpur | Branch Post Office |
| 667 | Lakhaura | Rasalpur BO | 📍 805122 | Meskaur | Branch Post Office |
| 668 | Lakhmohna | Lkhamohna BO | 📍 805121 | Akbarpur | Branch Post Office |
| 669 | Lakshmi Bigha | Mheshdih BO | 📍 805121 | Akbarpur | Branch Post Office |
| 670 | Lalpur | Lalpur BO | 📍 805106 | Kawakol | Branch Post Office |
| 671 | Langura | Rajauli SO | 📍 805125 | Rajauli | Post Office - PO |
| 672 | Lat | Rajauli SO | 📍 805125 | Rajauli | Post Office - PO |
| 673 | Latawar Faridpur | Bhadseni BO | 📍 805129 | Hisua | Branch Post Office |
| 674 | Laun | Lond BO | 📍 805122 | Sirdala | Branch Post Office |
| 675 | Lilo | Simariya BO | 📍 805124 | Pakribarawan | Branch Post Office |
| 676 | Lodipur | Rajhat SO | 📍 805126 | Akbarpur | Post Office - PO |
| 677 | Lodipur | Keshauri BO | 📍 805132 | Pakribarawan | Branch Post Office |
| 678 | Lodipur Chak | G B Kendua Konihar BO | 📍 805122 | Meskaur | Branch Post Office |
| 679 | Lodipur Jafra | Nardiganj SO | 📍 805109 | Nardiganj | Post Office - PO |
| 680 | Lohanipur | Makhar BO | 📍 805112 | Akbarpur | Branch Post Office |
| 681 | Loharpura | Sadipur BO | 📍 805104 | Nawada | Branch Post Office |
| 682 | Lohgarwa | Khanwan BO | 📍 805122 | Sirdala | Branch Post Office |
| 683 | Lohra | Gonawan BO | 📍 805111 | Nawada | Branch Post Office |
| 684 | Lond BO | Lond BO | 📍 805114 | Nawada | Branch Post Office |
| 685 | Losinghani | Rajhat SO | 📍 805126 | Akbarpur | Post Office - PO |
| 686 | Machan | Khanwan BO | 📍 805122 | Sirdala | Branch Post Office |
| 687 | Madaini | Baksanda BO | 📍 805126 | Akbarpur | Branch Post Office |
| 688 | Madhepur | Dhewdha BO | 📍 805132 | Pakribarawan | Branch Post Office |
| 689 | Madhopur | Bisunpur BO | 📍 805102 | Gobindpur | Branch Post Office |
| 690 | Madhopur | Paharpur BO | 📍 805126 | Akbarpur | Branch Post Office |
| 691 | Madhorampur | Paharpur BO | 📍 805126 | Rajauli | Branch Post Office |
| 692 | Madhuban | Orhanpur SO | 📍 805123 | Nardiganj | Post Office - PO |
| 693 | Madhurapur | Madhurapur BO | 📍 805106 | Kawakol | Branch Post Office |
| 694 | Magura Khurd | Baghibardiha BO | 📍 805132 | Nawada | Branch Post Office |
| 695 | Mahanandpur | Makhar BO | 📍 805112 | Akbarpur | Branch Post Office |
| 696 | Mahapur | Mahapurchhab BO | 📍 805106 | Kawakol | Branch Post Office |
| 697 | Mahapur | Makhar BO | 📍 805112 | Akbarpur | Branch Post Office |
| 698 | Maharath | Bajitpur BO | 📍 805108 | Kashi Chak | Branch Post Office |
| 699 | Mahbhara | Sarkanda BO | 📍 805102 | Gobindpur | Branch Post Office |
| 700 | Mahdewa | Hasua SO | 📍 805103 | Hisua | Post Office - PO |