| Office Name | Dumari B.O |
| Pincodes | 847212 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| District | Madhubani |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 843119 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 852215 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Saharsa |
| Postal Region | Muzaffarpur |
| District | Supaul |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 845104 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | West Champaran |
| Postal Region | Muzaffarpur |
| District | West Champaran |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 824202 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Aurangabad Bihar |
| Postal Region | Patna Hq |
| District | Aurangabad Bh |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 811314 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Monghyr |
| Postal Region | Patna Hq |
| District | Jamui |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 811302 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Monghyr |
| Postal Region | Patna Hq |
| District | Lakhisarai |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 805121 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Nawadha |
| Postal Region | Patna Hq |
| District | Nawada |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 803201 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Patna |
| Postal Region | Patna Hq |
| District | Patna |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 821104 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Rohtas |
| Postal Region | Patna Hq |
| District | Rohtas |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 221701 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Ballia |
| Postal Region | Gorakhpur |
| District | Ballia |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 277203 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Ballia |
| Postal Region | Gorakhpur |
| District | Ballia |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Dumari B.O |
| Pincodes | 274701 |
| Area | Dumari |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Deoria |
| Postal Region | Gorakhpur |
| District | Deoria |
| State | Uttar Pradesh |
| Telephone No. | Na |