| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 61. | Rajbhawan S.O (East Sikkim) | 737103 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Gangtok | East Sikkim | - | - | Gangtok H.O |
| 62. | Rakdong B.O | 737107 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Dikchu | East Sikkim | - | Dikchu S.O | Gangtok H.O |
| 63. | Raley Khesey B.O | 737107 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Dikchu | East Sikkim | - | Dikchu S.O | Gangtok H.O |
| 64. | Rangli Bazar S.O | 737131 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rangli | East Sikkim | - | - | Gangtok H.O |
| 65. | Rangpo S.O | 737132 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rangpo | East Sikkim | - | - | Gangtok H.O |
| 66. | Ranipool S.O | 737135 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Gangtok | East Sikkim | - | - | Gangtok H.O |
| 67. | Rautey-rumtek B.O | 737135 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ranipool / Gangtok | East Sikkim | - | Ranipool S.O | Gangtok H.O |
| 68. | Ray-mindu B.O | 737135 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ranipool | East Sikkim | - | Ranipool S.O | Gangtok H.O |
| 69. | Rhenock S.O | 737133 | Sub Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rhenock | East Sikkim | - | - | Gangtok H.O |
| 70. | Rolep B.O | 737131 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rangli | East Sikkim | - | Rangli Bazar S.O | Gangtok H.O |
| 71. | Rorathang B.O | 737133 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rhenock | East Sikkim | - | Rhenock S.O | Gangtok H.O |
| 72. | Rumtek B.O | 737135 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ranipool | East Sikkim | - | Ranipool S.O | Gangtok H.O |
| 73. | Sakhu Busty B.O | 737134 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Singtam | East Sikkim | - | Singtam S.O | Gangtok H.O |
| 74. | Samdong B.O | 737107 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Dikchu | East Sikkim | - | Dikchu S.O | Gangtok H.O |
| 75. | Samdur B.O | 737102 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Gangtok | East Sikkim | - | Tadong S.O | Gangtok H.O |
| 76. | Samlick-marchak B.O | 737135 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Ranipool | East Sikkim | - | Ranipool S.O | Gangtok H.O |
| 77. | Sangkhola B.O | 737134 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Singtam | East Sikkim | - | Singtam S.O | Gangtok H.O |
| 78. | Sherathang B.O | 737102 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Gangtok | East Sikkim | - | Tadong S.O | Gangtok H.O |
| 79. | Shivalaya Mandir Lingsey B.O | 737133 | Branch Post Office | Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Rhenock | East Sikkim | - | Rhenock S.O | Gangtok H.O |
| 80. | Sichey Gaon S.O | 737101 | Sub Post Office | Non-Delivery | Sikkim | North Bengal And Sikkim | West Bengal | Gangtok | East Sikkim | - | - | Gangtok H.O |
