| Office Name | Siltham B.O |
| Pincodes | 231213 |
| Area | Siltham |
| 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 | Siltham S.O |
| Pincodes | 262501 |
| Area | Siltham |
| Office Status | Sub Post Office |
| Postal Circle | Uttarakhand |
| Postal Division | Pithoragarh |
| Postal Region | Dehradun |
| District | Pithoragarh |
| State | Uttarakhand |
| Telephone No. | 05964-228194 |