| Office Name | Kariot B.O |
| Pincodes | 847108 |
| Area | Kariot |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Karmauli B.O |
| Pincodes | 847229 |
| Area | Karmauli |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Karmegh B.O |
| Pincodes | 847421 |
| Area | Karmegh |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kasma Marar B.O |
| Pincodes | 847228 |
| Area | Kasma Marar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kataiya B.O |
| Pincodes | 847223 |
| Area | Kataiya |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kataya B.O |
| Pincodes | 847225 |
| Area | Kataya |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kathia B.O |
| Pincodes | 847404 |
| Area | Kathia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kauwaha Barhi B.O |
| Pincodes | 847230 |
| Area | Kauwaha Barhi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Keotha B.O |
| Pincodes | 847230 |
| Area | Keotha |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Keotna B.O |
| Pincodes | 847402 |
| Area | Keotna |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kerwar B.O |
| Pincodes | 847222 |
| Area | Kerwar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kewalpatti B.O |
| Pincodes | 847235 |
| Area | Kewalpatti |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Khajauli S.O |
| Pincodes | 847228 |
| Area | Khajauli |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | 06276-274836 |
| Office Name | Khajedih B.O |
| Pincodes | 847232 |
| Area | Khajedih |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Khajuri B.O |
| Pincodes | 847212 |
| Area | Khajuri |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kharagwani B.O |
| Pincodes | 847224 |
| Area | Kharagwani |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kharaua B.O |
| Pincodes | 847238 |
| Area | Kharaua |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kharra B.O |
| Pincodes | 847212 |
| Area | Kharra |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Khauna B.O |
| Pincodes | 847240 |
| Area | Khauna |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Khirhar S.O |
| Pincodes | 847230 |
| Area | Khirhar |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | 06271-222221 |