| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1501 | Konand B O | Konand BO | 📍 803107 | Asthawan | Branch Post Office |
| 1502 | Konar Nagar | Veerayatan BO | 📍 803116 | Rajgir | Branch Post Office |
| 1503 | Kondupur | Sabait BO | 📍 803111 | Silao | Branch Post Office |
| 1504 | Koniya par | Korawan BO | 📍 801302 | Hilsa | Branch Post Office |
| 1505 | Korari | Korari BO | 📍 801304 | Karai Parsurai | Branch Post Office |
| 1506 | Korawan | Korawan BO | 📍 801302 | Hilsa | Branch Post Office |
| 1507 | Korawan | Dariyapur BO | 📍 801303 | Islampur | Branch Post Office |
| 1508 | Kori Tola | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1509 | Kori Tola to River Road | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1510 | Koribigha | Abdachak BO | 📍 803107 | Asthawan | Branch Post Office |
| 1511 | Koriyari | Telhara SO Nalanda | 📍 801306 | Ekangarsarai | Post Office - PO |
| 1512 | Kornawan | Dosut BO | 📍 803110 | Rahui | Branch Post Office |
| 1513 | Kornawan | Ganpura BO | 📍 803113 | Noorsarai | Branch Post Office |
| 1514 | Korthu | Keshopur BO | 📍 801302 | Ekangarsarai | Branch Post Office |
| 1515 | Korut | Gunjarchak BO | 📍 803108 | Chandi | Branch Post Office |
| 1516 | Koryanand Nagar | Veerayatan BO | 📍 803116 | Rajgir | Branch Post Office |
| 1517 | Koshiawan | Koshiyawan BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1518 | Kosiawan | Koshiyawan BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1519 | Kosnara | Eksara BO | 📍 803114 | Ben | Branch Post Office |
| 1520 | Kosuk | Ranabigha BO | 📍 803216 | Bihar | Branch Post Office |
| 1521 | Kothari | Kanhaiya Ganj BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 1522 | Kouriya Bigha | Mai BO | 📍 801302 | Hilsa | Branch Post Office |
| 1523 | Kowa Kol | Karjara BO | 📍 803117 | Ben | Branch Post Office |
| 1524 | Kriosin Pump | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1525 | Kripaganj | Murgawan BO | 📍 803114 | Ben | Branch Post Office |
| 1526 | Krishee form | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1527 | Krishna Bigha | Bansdih BO | 📍 801307 | Tharthari | Branch Post Office |
| 1528 | Krishna Nagar | Ranipur BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1529 | Krma Bigha | Mukhtarganj BO | 📍 803116 | Rajgir | Branch Post Office |
| 1530 | Kubari | Nekpur BO | 📍 803116 | Rajgir | Branch Post Office |
| 1531 | Kubra Bigha | Pariouna BO | 📍 803113 | Noorsarai | Branch Post Office |
| 1532 | Kudipur | Bhandari BO | 📍 803119 | Rahui | Branch Post Office |
| 1533 | Kukharia | Bodhibigharamghat BO | 📍 801305 | Nagar Nausa | Branch Post Office |
| 1534 | Kukurwar | Telhara SO Nalanda | 📍 801306 | Ekangarsarai | Post Office - PO |
| 1535 | Kulti | Kulti BO | 📍 803107 | Asthawan | Branch Post Office |
| 1536 | Kulti B O | Kulti BO | 📍 803107 | Asthawan | Branch Post Office |
| 1537 | Kulti Tola | Belchi Sharif BO | 📍 803107 | Asthawan | Branch Post Office |
| 1538 | Kumardih | Hussain Pur BO | 📍 803107 | Rahui | Branch Post Office |
| 1539 | Kundi | Daruara BO | 📍 803216 | Noorsarai | Branch Post Office |
| 1540 | Kundwa Par | Ekangerdih BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1541 | Kundwa Pokhar | Durgawan BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1542 | Kuri Pokhar | Karaipersurai SO | 📍 801304 | Karai Parsurai | Post Office - PO |
| 1543 | Kurtha | Hilsa SO | 📍 801302 | Hilsa | Post Office - PO |
| 1544 | Kurthia | Raisa BO | 📍 803108 | Chandi | Branch Post Office |
| 1545 | Kurthuar | Bhui BO | 📍 803117 | Rajgir | Branch Post Office |
| 1546 | Kuseta | Mandachh BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 1547 | Kuseta Garh | Mandachh BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 1548 | Kusha Par | Merhma BO | 📍 801304 | Karai Parsurai | Branch Post Office |
| 1549 | Kushhar | Bind BO | 📍 803107 | Bind | Branch Post Office |
| 1550 | Kutlupur | Besai Bigha BO | 📍 801301 | Ekangarsarai | Branch Post Office |