| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 601 | Lama Pale | Demow Chariali B.O | π 787059 | Sissibargaon | Branch Post Office |
| 602 | Lamajan Asomiya | Somkong Pagar B.O | π 787061 | Sissibargaon | Branch Post Office |
| 603 | Lamajan Bihia | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 604 | Lamajan Domoruguri | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 605 | Lamajan Joypur | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 606 | Lamajan Luguti | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 607 | Lamajan Majgaon | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 608 | Lamajan Mising | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 609 | Lamba Chapori | Somkong Pagar B.O | π 787061 | Jonai | Branch Post Office |
| 610 | Laomuri | Norowathan B.O | π 787058 | Dhemaji | Branch Post Office |
| 611 | Laram Khuti | Mechaki Tongani Mirigaon B.O | π 787110 | Sissibargaon | Branch Post Office |
| 612 | Latak | Lotakigaon B.O | π 787034 | Subansiri (Part-II) | Branch Post Office |
| 613 | Lathiasumari | Lotakigaon B.O | π 787034 | Subansiri (Part-II) | Branch Post Office |
| 614 | Layangar Jan | Ghughuhadal B.O | π 787053 | Dhemaji | Branch Post Office |
| 615 | Legasung Kachari | Gogamukh S.O | π 787034 | Subansiri (Part-II) | Post Office - PO |
| 616 | Legasung Nepali | Gogamukh S.O | π 787034 | Subansiri (Part-II) | Post Office - PO |
| 617 | Leko Abor | Leku B.O | π 787060 | Jonai | Branch Post Office |
| 618 | Leteku Guri | Sissiborgaon S.O | π 787110 | Sissibargaon | Post Office - PO |
| 619 | Liche Adi | Sissiborgaon S.O | π 787110 | Sissibargaon | Post Office - PO |
| 620 | Likabali Alikash | Simen Chapori S.O | π 787061 | Sissibargaon | Post Office - PO |
| 621 | Likabali Mes | Simen Chapori S.O | π 787061 | Sissibargaon | Post Office - PO |
| 622 | Luhitpuria | Talem B.O | π 787061 | Jonai | Branch Post Office |
| 623 | Luhitpuria No 2 | Talem B.O | π 787061 | Jonai | Branch Post Office |
| 624 | Lumpung | Laimekuri B.O | π 787060 | Jonai | Branch Post Office |
| 625 | Lutukijan | North Lakhimpur H.O | π 787001 | Subansiri (Part-II) | Head Post Office - H |
| 626 | Mach Khowa | Simen Chapori S.O | π 787061 | Jonai | Post Office - PO |
| 627 | machkhowa | Machkhowa S.O | π 787058 | Dhemaji | Post Office - PO |
| 628 | Madanpur | Mingmang B.O | π 787035 | Subansiri (Part-II) | Branch Post Office |
| 629 | Madhabpur | Laimekuri B.O | π 787060 | Jonai | Branch Post Office |
| 630 | Madhupur | Talem B.O | π 787061 | Jonai | Branch Post Office |
| 631 | Madhya Lakhipur | Jonai S.O | π 787060 | Jonai | Post Office - PO |
| 632 | Madhyapur | Jonai S.O | π 787060 | Jonai | Post Office - PO |
| 633 | Madhyapur Lakhipur | Jonai S.O | π 787060 | Jonai | Post Office - PO |
| 634 | Magur Mari | Dekapam B.O | π 787061 | Jonai | Branch Post Office |
| 635 | Mahmara | Jonai S.O | π 787060 | Jonai | Post Office - PO |
| 636 | Mahmara Pathar | Jonai S.O | π 787060 | Jonai | Post Office - PO |
| 637 | Maichagaon | Bordoloni S.O | π 787026 | Subansiri (Part-II) | Post Office - PO |
| 638 | Maichapather | Bordoloni S.O | π 787026 | Subansiri (Part-II) | Post Office - PO |
| 639 | Maidangsri | Zonekareng B.O | π 787060 | Jonai | Branch Post Office |
| 640 | Mainapara Chetia | Ghilamara S.O | π 787053 | Subansiri (Part-II) | Post Office - PO |
| 641 | Mainapara Pather | Ghilamara S.O | π 787053 | Subansiri (Part-II) | Post Office - PO |
| 642 | Maj Gaon | Simen Chapori S.O | π 787061 | Jonai | Post Office - PO |
| 643 | Majarbari | Kaupatani B.O | π 787034 | Subansiri (Part-II) | Branch Post Office |
| 644 | Majarbari Kachari | Majorbari Budhbaria Bazar B.O | π 787059 | Sissibargaon | Branch Post Office |
| 645 | Majarbari Krishana Nagar | Majorbari Budhbaria Bazar B.O | π 787059 | Sissibargaon | Branch Post Office |
| 646 | Majgaon | Batamari Tiniali B.O | π 787053 | Subansiri (Part-II) | Branch Post Office |
| 647 | Majgaon | Simen Chapori S.O | π 787061 | Jonai | Post Office - PO |
| 648 | Majgaon Kachari | Simen Chapori S.O | π 787061 | Jonai | Post Office - PO |
| 649 | Majiali Chapori | Zonekareng B.O | π 787060 | Jonai | Branch Post Office |
| 650 | Malbhug Mishing | Ratanpur B.O | π 787060 | Jonai | Branch Post Office |