| Office Name | Sihari Sardaha B.O |
| Pincodes | 272190 |
| Area | Sihari Sardaha |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sikandarpur B.O |
| Pincodes | 272129 |
| Area | Sikandarpur |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sikari B.O |
| Pincodes | 272175 |
| Area | Sikari |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Sant Kabir Nagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sikri Bazar B.O |
| Pincodes | 272206 |
| Area | Sikri Bazar |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sikta B.O |
| Pincodes | 272193 |
| Area | Sikta |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Siktaha B.O |
| Pincodes | 272172 |
| Area | Siktaha |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Sant Kabir Nagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sillo B.O |
| Pincodes | 272124 |
| Area | Sillo |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sirsi B.O |
| Pincodes | 272165 |
| Area | Sirsi |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Sant Kabir Nagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sishania B.O |
| Pincodes | 272152 |
| Area | Sishania |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Siswania B.O |
| Pincodes | 272172 |
| Area | Siswania |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Sant Kabir Nagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sitikar B.O |
| Pincodes | 272199 |
| Area | Sitikar |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Sant Kabir Nagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sohas Khas B.O |
| Pincodes | 272208 |
| Area | Sohas Khas |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sohna B.O |
| Pincodes | 272193 |
| Area | Sohna |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sonha B.O |
| Pincodes | 272190 |
| Area | Sonha |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sonkhar B.O |
| Pincodes | 272170 |
| Area | Sonkhar |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sonkhar B.O |
| Pincodes | 272153 |
| Area | Sonkhar B.O |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sringinari B.O |
| Pincodes | 272130 |
| Area | Sringinari |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Subdeiyakala B.O |
| Pincodes | 272002 |
| Area | Subdeiyakala |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sudipur B.O |
| Pincodes | 272128 |
| Area | Sudipur |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Basti |
| State | Uttar Pradesh |
| Telephone No. | Na |
| Office Name | Sugahi B.O |
| Pincodes | 272208 |
| Area | Sugahi |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Basti |
| Postal Region | Gorakhpur |
| District | Siddharthnagar |
| State | Uttar Pradesh |
| Telephone No. | Na |