| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 501 | Jugalpura | Jugalpura BO | 📍 332708 | Neem-Ka-Thana | Branch Post Office |
| 502 | Jugrajpura | Jugalpura BO | 📍 332708 | Sri Madhopur | Branch Post Office |
| 503 | Juliyasar | Jajod SO Lachhmangarh | 📍 332318 | Lachhmangarh | Post Office - PO |
| 504 | Juliyasar | Juliasar BO | 📍 332318 | Lachhmangarh | Branch Post Office |
| 505 | Jurathra | Jurathara BO | 📍 332402 | Sikar | Branch Post Office |
| 506 | Kacharrda | Raipur BO | 📍 332718 | Neem-Ka-Thana | Branch Post Office |
| 507 | Kachhwa | Kachhwa BO | 📍 332026 | Lachhmangarh | Branch Post Office |
| 508 | Kadma Ka Bas | Kashikabas BO | 📍 332021 | Sikar | Branch Post Office |
| 509 | Kaharo Ki Dhani | Bajore BO | 📍 332403 | Sikar | Branch Post Office |
| 510 | Kailash | Dhingpur BO | 📍 332601 | Danta Ramgarh | Branch Post Office |
| 511 | Kala Khera @ Pratappura | Ladikabas BO | 📍 332705 | Neem-Ka-Thana | Branch Post Office |
| 512 | Kala Khet | Sangarwa BO | 📍 332405 | Sikar | Branch Post Office |
| 513 | Kala Kota | Jillo BO | 📍 332711 | Neem-Ka-Thana | Branch Post Office |
| 514 | Kali Khera | Athbigha BO | 📍 332709 | Sri Madhopur | Branch Post Office |
| 515 | Kaliyavas | Bhadwari BO | 📍 332708 | Sri Madhopur | Branch Post Office |
| 516 | Kalwa | Sutod BO | 📍 332029 | Lachhmangarh | Branch Post Office |
| 517 | Kalyanpura | Rolsabsar SO | 📍 332304 | Fatehpur | Post Office - PO |
| 518 | Kalyanpura | Dantru BO | 📍 332311 | Lachhmangarh | Branch Post Office |
| 519 | Kalyanpura | Jairampura BO | 📍 332715 | Sri Madhopur | Branch Post Office |
| 520 | Kalyanpura | Kalyanpura BO | 📍 332719 | Lachhmangarh | Branch Post Office |
| 521 | Kalyanpura Thoi | Kalyanpura BO | 📍 332719 | Sri Madhopur | Branch Post Office |
| 522 | Kancharra @ Kanchanpur | Kanchanpur BO | 📍 332715 | Sri Madhopur | Branch Post Office |
| 523 | Kandlau | Batranau BO | 📍 332311 | Lachhmangarh | Branch Post Office |
| 524 | Kangansar | Hirna BO | 📍 332303 | Fatehpur | Branch Post Office |
| 525 | Kankra | Kankra BO | 📍 332742 | Danta Ramgarh | Branch Post Office |
| 526 | Kantewa | Hamirpura BO | 📍 332311 | Lachhmangarh | Branch Post Office |
| 527 | Kanthli | Patan SO Sikar | 📍 332718 | Neem-Ka-Thana | Post Office - PO |
| 528 | Kantiya | Kantia BO | 📍 332601 | Danta Ramgarh | Branch Post Office |
| 529 | Kanwar Ki Nagal | Patan SO Sikar | 📍 332718 | Neem-Ka-Thana | Post Office - PO |
| 530 | Kanwarpura | Kanwarpura BO | 📍 332001 | Sikar | Branch Post Office |
| 531 | Kanwarpura | Kerpura BO | 📍 332709 | Sri Madhopur | Branch Post Office |
| 532 | Kanwat | Kanwat RS BO | 📍 332708 | Sri Madhopur | Branch Post Office |
| 533 | Kanwat | Kanwat Town SO | 📍 332708 | Sri Madhopur | Post Office - PO |
| 534 | Karad | Karad BO | 📍 332710 | Danta Ramgarh | Branch Post Office |
| 535 | Karadka | Khiroti BO | 📍 332705 | Sri Madhopur | Branch Post Office |
| 536 | Karanga Bara | Karanga Bada BO | 📍 332301 | Fatehpur | Branch Post Office |
| 537 | Karanga Chhota | Karanga Bada BO | 📍 332301 | Fatehpur | Branch Post Office |
| 538 | Karanpura | Khoor SO | 📍 332023 | Danta Ramgarh | Post Office - PO |
| 539 | Karjo | Rampura BO | 📍 332718 | Neem-Ka-Thana | Branch Post Office |
| 540 | Karni Pura | Shyampura BO | 📍 332041 | Danta Ramgarh | Branch Post Office |
| 541 | Karoi | Kerpura BO | 📍 332709 | Sri Madhopur | Branch Post Office |
| 542 | Kasarda | Kasarda BO | 📍 332722 | Sri Madhopur | Branch Post Office |
| 543 | Kashi Ka Bas | Kashikabas BO | 📍 332021 | Sikar | Branch Post Office |
| 544 | Kasli | Kasli BO | 📍 332002 | Sikar | Branch Post Office |
| 545 | Kaswali | Kaswali BO | 📍 332401 | Lachhmangarh | Branch Post Office |
| 546 | Katrathal | Katrathal SO | 📍 332024 | Sikar | Post Office - PO |
| 547 | Kawariya Was | Danta SO | 📍 332702 | Danta Ramgarh | Post Office - PO |
| 548 | Kayamsar | Kayamsar BO | 📍 331024 | Fatehpur | Branch Post Office |
| 549 | Kerpura | Lamiya BO | 📍 332602 | Danta Ramgarh | Branch Post Office |
| 550 | Kerpura | Kerpura BO | 📍 332709 | Sri Madhopur | Branch Post Office |