| Office Name | Kaithi B.O |
| Pincodes | 851201 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Begusarai |
| Postal Region | Muzaffarpur |
| District | Khagaria |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaithi B.O |
| Pincodes | 824124 |
| Area | Kaithi |
| 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 | Kaithi B.O |
| Pincodes | 802134 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhojpur |
| Postal Region | Patna Hq |
| District | Buxar |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaithi B.O |
| Pincodes | 821109 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Rohtas |
| Postal Region | Patna Hq |
| District | Kaimur Bhabua |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaithi B.O |
| Pincodes | 210507 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Banda |
| Postal Region | Kanpur |
| District | Hamirpur |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Kaithi B.O |
| Pincodes | 210429 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Banda |
| Postal Region | Kanpur |
| District | Mahoba |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Kaithi B.O |
| Pincodes | 231216 |
| Area | Kaithi |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Mirzapur |
| Postal Region | Allahabad |
| District | Sonbhadra |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Kaithi S.O |
| Pincodes | 221116 |
| Area | Kaithi |
| Office Status | Sub Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Varanasi East |
| Postal Region | Allahabad |
| District | Varanasi |
| State | Uttar Pradesh |
| Telephone No. | 0542-2615701 |