| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sibado | city | Benin | 9.81 | 2.97 | 1669 | 2086 | |
| Siboongou | city | Benin | 9.74 | 1.82 | 1253 | 1937 | |
| Side | city | Benin | 9.02 | 2.58 | 994 | 596 | |
| Sidikoulou | city | Benin | 11.18 | 2.31 | 997 | 3129 | |
| Sienou | city | Benin | 10.66 | 0.86 | 830 | 6239 | |
| Sietarha | city | Benin | 9.89 | 1.38 | 1669 | 9173 | |
| Siki | city | Benin | 10.18 | 2.38 | 1072 | 3129 | |
| Sikki | city | Benin | 10.18 | 2.38 | 1072 | 3129 | |
| Sikouro | city | Benin | 10.04 | 2.76 | 1669 | 1639 | |
| Sikuro | city | Benin | 10.04 | 2.76 | 1669 | 1639 | |
| Silra-Galorha | city | Benin | 9.94 | 1.63 | 1669 | 5589 | |
| Simbékérou | city | Benin | 10.21 | 1.71 | 1669 | 1788 | |
| Simia | city | Benin | 10.32 | 1.95 | 1204 | 0 | |
| Simlita | city | Benin | 7.10 | 1.70 | 830 | 10453 | |
| Sinabandou | city | Benin | 11.34 | 2.94 | 830 | 2560 | |
| Sinabanou | city | Benin | 10.62 | 2.66 | 1118 | 1639 | |
| Sinaghere | city | Benin | 10.14 | 2.14 | 1099 | 34 | |
| Sinagourou | city | Benin | 9.68 | 3.27 | 1669 | 2264 | |
| Sinagourou | city | Benin | 11.12 | 2.78 | 994 | 2533 | |
| Sinagourou | city | Benin | 9.01 | 2.59 | 994 | 596 | |
| Sinagourougando | city | Benin | 9.82 | 3.13 | 1669 | 2267 | |
| Sinaguru | city | Benin | 11.12 | 2.78 | 994 | 2533 | |
| Sinakpérou | city | Benin | 9.16 | 2.16 | 1049 | 596 | |
| Sinanagourou | city | Benin | 11.12 | 2.78 | 994 | 2533 | |
| Sinandé | city | Borgou | Benin | 10.35 | 2.38 | 1154 | 3129 |
| Sinaou | city | Benin | 9.17 | 2.25 | 866 | 10642 | |
| Sinaou | city | Benin | 9.58 | 3.08 | 1669 | 2086 | |
| Sinassinrou | city | Benin | 9.81 | 3.22 | 1669 | 2384 | |
| Sinassénou | city | Benin | 10.68 | 2.75 | 1040 | 1639 | |
| Sinawanonkoulou | city | Benin | 11.20 | 2.35 | 997 | 3129 | |
| Sinawarou | city | Benin | 10.23 | 1.99 | 1223 | 8616 | |
| Sinawongourou | city | Benin | 11.12 | 2.78 | 994 | 2533 | |
| Sindori Tonea | city | Benin | 10.77 | 0.95 | 830 | 5513 | |
| Sinekoga | city | Benin | 11.42 | 2.77 | 830 | 2484 | |
| Sinendé | city | Borgou | Benin | 10.35 | 2.38 | 1154 | 3129 |
| Singkieni | city | Benin | 10.62 | 0.91 | 830 | 6482 | |
| Sinhoue | city | Benin | 7.03 | 1.98 | 269 | 30388 | |
| Sinhoue-Hounto | city | Benin | 7.05 | 2.00 | 331 | 29423 | |
| Sinhoue-Logo | city | Benin | 7.05 | 1.98 | 324 | 35081 | |
| Sinhoue-Zoume | city | Benin | 7.02 | 1.98 | 246 | 28808 | |
| Sinhoué-Pota | city | Benin | 7.03 | 1.97 | 255 | 31508 | |
| Sininde | city | Borgou | Benin | 10.35 | 2.38 | 1154 | 3129 |
| Sinlito | city | Benin | 7.15 | 1.72 | 830 | 10281 | |
| Sinmperekou | city | Benin | 11.32 | 2.48 | 997 | 13260 | |
| Sinmpérou | city | Benin | 11.31 | 2.49 | 997 | 15077 | |
| Sinmpérékoga | city | Benin | 11.48 | 2.41 | 997 | 3129 | |
| Sinmpérérou | city | Benin | 10.19 | 1.92 | 1236 | 76 | |
| Sinngreu | city | Benin | 9.53 | 1.73 | 1217 | 1937 | |
| Sinoou | city | Benin | 10.16 | 2.19 | 1076 | 0 | |
| Sinou | city | Benin | 9.22 | 2.51 | 990 | 596 | |
| Sinwa | city | Benin | 11.02 | 2.42 | 889 | 2479 | |
| Sinwa | city | Atacora | Benin | 11.03 | 3.42 | 1000 | 596 |
| Sinwogo | city | Benin | 11.11 | 2.30 | 997 | 3129 | |
| Sinwé Kpota | city | Benin | 7.03 | 1.97 | 255 | 31508 | |
| Sinékparou | city | Benin | 11.16 | 2.88 | 977 | 8514 | |
| Siona | city | Benin | 9.57 | 2.57 | 1092 | 1639 | |
| Siourou | city | Benin | 9.22 | 2.35 | 994 | 596 | |
| Sirapara | city | Benin | 9.81 | 2.90 | 1669 | 2104 | |
| Sirarou | city | Borgou | Benin | 9.59 | 2.64 | 1177 | 1639 |
| Sireboine | city | Benin | 10.88 | 0.91 | 830 | 6803 | |
| Siri | city | Benin | 10.78 | 1.68 | 1669 | 1788 | |
| Sirikou | city | Benin | 11.22 | 2.36 | 997 | 3129 | |
| Sissikourou | city | Benin | 10.24 | 2.87 | 1026 | 1639 | |
| Sissinou | city | Benin | 10.29 | 2.46 | 1046 | 2903 |