| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1151 | Sharifpur | Sarimpur BO | 📍 802116 | Buxar | Branch Post Office |
| 1152 | Shauna | Unwas BO | 📍 802123 | Itarhi | Branch Post Office |
| 1153 | Sheopur Diar Ditto | Chakki BO | 📍 802120 | Chakki | Branch Post Office |
| 1154 | Sheopur Diar Janubi Ditto | Chakki BO | 📍 802120 | Chakki | Branch Post Office |
| 1155 | Sheopur Diar Somali Ditto | Chakki BO | 📍 802120 | Chakki | Branch Post Office |
| 1156 | Sheopur Diara | Chakki BO | 📍 802120 | Chakki | Branch Post Office |
| 1157 | Sherpur | Churamanpur SO | 📍 802116 | Buxar | Post Office - PO |
| 1158 | Shikarpur | Simari SO | 📍 802135 | Simri | Post Office - PO |
| 1159 | Shiupur | Dalsagar BO | 📍 802116 | Buxar | Branch Post Office |
| 1160 | Shiwapur | Sheopur North BO | 📍 802125 | Kesath | Branch Post Office |
| 1161 | Shukraulia | Sukarwalia BO | 📍 802114 | Itarhi | Branch Post Office |
| 1162 | Shyampur | Rasen BO | 📍 802128 | Rajpur | Branch Post Office |
| 1163 | Sibpur | Bashudhar BO | 📍 802123 | Itarhi | Branch Post Office |
| 1164 | Siddhipur | Sheopur North BO | 📍 802125 | Kesath | Branch Post Office |
| 1165 | Sidhabandh | Sukarwalia BO | 📍 802114 | Itarhi | Branch Post Office |
| 1166 | Sigti | Diaman BO | 📍 802111 | Rajpur | Branch Post Office |
| 1167 | Sikraur | Sikraul BO | 📍 802129 | Chausa | Branch Post Office |
| 1168 | Sikta | Kasia BO | 📍 802126 | Dumraon | Branch Post Office |
| 1169 | Siktauna | Atrauna BO | 📍 802123 | Itarhi | Branch Post Office |
| 1170 | Simra | Sarimpur BO | 📍 802116 | Buxar | Branch Post Office |
| 1171 | Simri | Asha Parari BO | 📍 802135 | Simri | Branch Post Office |
| 1172 | Simri | Simari SO | 📍 802135 | Simri | Post Office - PO |
| 1173 | Sirampur | Ariaon BO | 📍 802119 | Dumraon | Branch Post Office |
| 1174 | Siri Kantpur | Jalahara BO | 📍 802128 | Rajpur | Branch Post Office |
| 1175 | Sirkhiri | Ekauna Dubauli BO | 📍 802131 | Simri | Branch Post Office |
| 1176 | Sisaudha | Dhansoi SO | 📍 802117 | Rajpur | Post Office - PO |
| 1177 | Sisrarh | Hethua BO | 📍 802122 | Rajpur | Branch Post Office |
| 1178 | Sisuhar | Dulahpur SO | 📍 802118 | Simri | Post Office - PO |
| 1179 | Sitabpur | Manikpur BO | 📍 802128 | Rajpur | Branch Post Office |
| 1180 | Sohani Patti | Buxar HO | 📍 802101 | Buxar | Head Post Office - H |
| 1181 | Somosar | Karsar BO | 📍 802129 | Nawanagar | Branch Post Office |
| 1182 | Sonbarisa | Sonbarsa BO | 📍 802118 | Nawanagar | Branch Post Office |
| 1183 | Sonbarsa | Sonbarsa BO | 📍 802118 | Buxar | Branch Post Office |
| 1184 | Sonbarsa | Asha Parari BO | 📍 802135 | Simri | Branch Post Office |
| 1185 | Sondhila | Nadaoan BO | 📍 802103 | Buxar | Branch Post Office |
| 1186 | Soni | Khiri BO | 📍 802128 | Rajpur | Branch Post Office |
| 1187 | Sorbatara | Sahiyar BO | 📍 802131 | Simri | Branch Post Office |
| 1188 | Sowan | Sowan BO | 📍 802111 | Dumraon | Branch Post Office |
| 1189 | Sugahar | Rasen BO | 📍 802128 | Rajpur | Branch Post Office |
| 1190 | Sugra | Rasen BO | 📍 802128 | Rajpur | Branch Post Office |
| 1191 | Sujayatpur | Saisar Ganghari BO | 📍 802117 | Rajpur | Branch Post Office |
| 1192 | Sukalpura | Barki Nainijor BO | 📍 802112 | Barhampur | Branch Post Office |
| 1193 | Sukhapur | Dhansoi SO | 📍 802117 | Rajpur | Post Office - PO |
| 1194 | Sukul Chak | Atrauna BO | 📍 802123 | Itarhi | Branch Post Office |
| 1195 | Sundarpur | Attaon BO | 📍 802119 | Dumraon | Branch Post Office |
| 1196 | Sundarpur | Sahiyar BO | 📍 802131 | Simri | Branch Post Office |
| 1197 | Suratpur | Dalsagar BO | 📍 802116 | Buxar | Branch Post Office |
| 1198 | Suraundha | Barki Basauri BO | 📍 802119 | Dumraon | Branch Post Office |
| 1199 | Tajpur | Kakila BO | 📍 802158 | Rajpur | Branch Post Office |
| 1200 | Taranpur | Banni BO | 📍 802128 | Rajpur | Branch Post Office |