| Office Name | Nalbari Kachari B.O |
| Pincodes | 787035 |
| Area | Nalbari Kachari |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dhemaji |
| State | Assam |
| Telephone No. | Na |
| Office Name | Naliapool B.O |
| Pincodes | 786001 |
| Area | Naliapool |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Namgharia B.O |
| Pincodes | 787110 |
| Area | Namgharia |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dhemaji |
| State | Assam |
| Telephone No. | Na |
| Office Name | Namrup S.O |
| Pincodes | 786621 |
| Area | Namrup |
| Office Status | Sub Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | 0373-2500646 |
| Office Name | Namrup Thermal Power Station S.O |
| Pincodes | 786622 |
| Area | Namrup Thermal Power Station |
| Office Status | Sub Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | 0374-2160919 |
| Office Name | Naoboicha S.O |
| Pincodes | 787023 |
| Area | Naoboicha |
| Office Status | Sub Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Lakhimpur |
| State | Assam |
| Telephone No. | Na |
| Office Name | Naoholia S.O |
| Pincodes | 786191 |
| Area | Naoholia |
| Office Status | Sub Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Naragaon B.O |
| Pincodes | 787052 |
| Area | Naragaon |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Lakhimpur |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nemupathar B.O |
| Pincodes | 786613 |
| Area | Nemupathar |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nemutengani B.O |
| Pincodes | 787058 |
| Area | Nemutengani |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dhemaji |
| State | Assam |
| Telephone No. | Na |
| Office Name | Neogaghuli B.O |
| Pincodes | 787055 |
| Area | Neogaghuli |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Lakhimpur |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nigam B.O |
| Pincodes | 786621 |
| Area | Nigam |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nilakh Chariali B.O |
| Pincodes | 787110 |
| Area | Nilakh Chariali |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dhemaji |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nilmoni Te B.O |
| Pincodes | 786612 |
| Area | Nilmoni Te |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Nirmaligaon B.O |
| Pincodes | 786003 |
| Area | Nirmaligaon |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Niz Bhekulajan B.O |
| Pincodes | 786103 |
| Area | Niz Bhekulajan |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |
| Office Name | Norowathan B.O |
| Pincodes | 787058 |
| Area | Norowathan |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dhemaji |
| State | Assam |
| Telephone No. | Na |
| Office Name | North Lakhimpur Bazar B.O |
| Pincodes | 787031 |
| Area | North Lakhimpur Bazar |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Lakhimpur |
| State | Assam |
| Telephone No. | Na |
| Office Name | North Lakhimpur H.O |
| Pincodes | 787001 |
| Area | North Lakhimpur |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Lakhimpur |
| State | Assam |
| Telephone No. | 03752-222333 |
| Office Name | Oakland B.O |
| Pincodes | 786101 |
| Area | Oakland |
| Office Status | Branch Post Office |
| Postal Circle | Assam |
| Postal Division | Dibrugarh |
| Postal Region | Dibrugarh |
| District | Dibrugarh |
| State | Assam |
| Telephone No. | Na |