| Office Name | Kaithwalia B.O |
| Pincodes | 845456 |
| Area | Kaithwalia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | East Champaran |
| Postal Region | Muzaffarpur |
| District | East Champaran |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaithwalia B.O |
| Pincodes | 233002 |
| Area | Kaithwalia |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Ghazipur |
| Postal Region | Allahabad |
| District | Ghazipur |
| State | Uttar Pradesh |
| Telephone No. | Na |