| Office Name | Chakai B.O |
| Pincodes | 802152 |
| Area | Chakai |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhojpur |
| Postal Region | Patna Hq |
| District | Bhojpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Chakai S.O |
| Pincodes | 811303 |
| Area | Chakai |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Monghyr |
| Postal Region | Patna Hq |
| District | Jamui |
| State | Bihar |
| Telephone No. | 06345-222003 |
| Office Name | Chakai B.O |
| Pincodes | 262726 |
| Area | Chakai |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Kheri |
| Postal Region | Bareilly |
| District | Kheri |
| State | Uttar Pradesh |
| Telephone No. | Na |