| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 181. | Salur B.O | 603405 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Ponvilainthakalathur S.O | Chengalpattu H.O |
| 182. | Sathanjeri B.O | 603106 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Uttiramerur | Kanchipuram | - | Orakattupettai S.O | Chengalpattu H.O |
| 183. | Seekanankuppam B.O | 603305 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Kuvathur S.O | Chengalpattu H.O |
| 184. | Seethananjeri B.O | 603106 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Uttiramerur | Kanchipuram | - | Orakattupettai S.O | Chengalpattu H.O |
| 185. | Seethapuram B.O | 603301 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Acharapakkam S.O | Chengalpattu H.O |
| 186. | Seevadi B.O | 603312 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | - | Pavunjur S.O | Chengalpattu H.O |
| 187. | Sembakkam S.O | 603108 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | 044-27497766 | - | Chengalpattu H.O |
| 188. | Sembulipuram B.O | 603304 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | - | Kudapakkam S.O | Chengalpattu H.O |
| 189. | Sendivakkam B.O | 603319 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Melmaruvathur S.O | Chengalpattu H.O |
| 190. | Senguntharpettai S.O | 603306 | Sub Post Office | Non-Delivery | Chengalpattu | Chennai Region | Tamilnadu | Maduranthakam | Kanchipuram | 044-27431432 | - | Chengalpattu H.O |
| 191. | Senneri B.O | 603108 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Sembakkam S.O | Chengalpattu H.O |
| 192. | Singaperumalkoil S.O | 603204 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | 044-27465300 | - | Chengalpattu H.O |
| 193. | Sirudamur B.O | 603307 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Orathy S.O | Chengalpattu H.O |
| 194. | Sirudavur B.O | 603105 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Manambathi S.O | Chengalpattu H.O |
| 195. | Sirumailur B.O | 603310 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Thozhupedu S.O | Chengalpattu H.O |
| 196. | Sirunagalur B.O | 603319 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Melmaruvathur S.O | Chengalpattu H.O |
| 197. | Sirunagar B.O | 603310 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Thozhupedu S.O | Chengalpattu H.O |
| 198. | Sirunkundram B.O | 603108 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Sembakkam S.O | Chengalpattu H.O |
| 199. | Sogandi B.O | 603405 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Ponvilainthakalathur S.O | Chengalpattu H.O |
| 200. | Suradimangalam B.O | 603102 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | - | Kalpakkam S.O | Chengalpattu H.O |
