| Index no. | Post office Name | State name | District name | |
|---|---|---|---|---|
| 31 | Sri Badam B.O | sikkim | west-sikkim | |
| 32 | Suldung B.O | sikkim | west-sikkim | |
| 33 | Takuthang B.O | sikkim | west-sikkim | |
| 34 | Tashiding B.O | sikkim | west-sikkim | |
| 35 | Tharpu B.O | sikkim | west-sikkim | |
| 36 | Thingling B.O | sikkim | west-sikkim | |
| 37 | Tikpur B.O | sikkim | west-sikkim | |
| 38 | Timburbong B.O | sikkim | west-sikkim | |
| 39 | Uttarey B.O | sikkim | west-sikkim | |
| 40 | Yangtey B.O | sikkim | west-sikkim |