| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21. | Perbing B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 22. | Phalidara B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 23. | Phamtam B.O | 737139 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ravangla | South Sikkim | - | Ravangla S.O | Gangtok H.O |
| 24. | Pipalay B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 25. | Poklok B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 26. | Ralang B.O | 737139 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ravangla | South Sikkim | - | Ravangla S.O | Gangtok H.O |
| 27. | Rateypani B.O | 737128 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Melli | South Sikkim | - | Melli Bazar S.O | Gangtok H.O |
| 28. | Ravangla S.O | 737139 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ravangla | South Sikkim | - | - | Gangtok H.O |
| 29. | Reshi B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 30. | Ribdi-bhareng B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 31. | Rong B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 32. | Sadam B.O | 737128 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Melli | South Sikkim | - | Melli Bazar S.O | Gangtok H.O |
| 33. | Sanchabarey Daramdim B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 34. | Sanganath B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 35. | Sangmoo B.O | 737139 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ravangla | South Sikkim | - | Ravangla S.O | Gangtok H.O |
| 36. | Shalghari B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 37. | Singhithang B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
| 38. | Sombaria B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 39. | Soreng B.O | 737121 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Jorethang | South Sikkim | - | Naya Bazar S.O (West Sikkim) | Gangtok H.O |
| 40. | Sorok B.O | 737126 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Namchi | South Sikkim | - | Namchi S.O | Gangtok H.O |
