| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Sicamous | city | Province of British Columbia | Canada | 50.8333333 | -119 | 1141 | 2675 |
| Sidney | city | Province of British Columbia | Canada | 48.65 | -123.4166667 | 36 | 25934 |
| Sidney | city | Province de Manitoba | Canada | 49.9 | -99.0666667 | 1190 | 245 |
| Sidney | city | Province de Nouvelle-Ecosse | Canada | 46.15 | -60.1666667 | 118 | 5026 |
| Sidney Inlet | city | Province of British Columbia | Canada | 49.3666667 | -126.25 | 0 | 96 |
| Sidney Mines | city | Province de Nouvelle-Ecosse | Canada | 46.2333333 | -60.2166667 | 0 | 3643 |
| Silcox | city | Province de Manitoba | Canada | 57.2 | -94.1666667 | 403 | 0 |
| Sillery | city | Province du Quebec | Canada | 46.7666667 | -71.25 | 3 | 91628 |
| Silton | city | Province de Saskatchewan | Canada | 50.8 | -104.9166667 | 1751 | 1214 |
| Silver Islet | city | Province d' Ontario | Canada | 48.3333333 | -88.8166667 | 600 | 1 |
| Silver Mountain | city | Province d' Ontario | Canada | 48.25 | -89.8833333 | 1660 | 5 |
| Silver Park | city | Province de Saskatchewan | Canada | 52.6666667 | -104.5333333 | 1738 | 108 |
| Silverdale | city | Province of Newfoundland and Labrador | Canada | 49.6833333 | -55.9833333 | 0 | 176 |
| Simcoe | city | Province d' Ontario | Canada | 42.8333333 | -80.3 | 672 | 16979 |
| Simmie | city | Province de Saskatchewan | Canada | 49.95 | -108.1 | 2949 | 52 |
| Simoom Sound | city | Province of British Columbia | Canada | 50.75 | -126.4833333 | 498 | 5 |
| Simoon Sound | city | Province of British Columbia | Canada | 50.75 | -126.4833333 | 498 | 5 |
| Simpson | city | Territoires du Nord-Ouest | Canada | 61.85 | -121.3333333 | 475 | 399 |
| Simpson | city | Province de Saskatchewan | Canada | 51.45 | -105.45 | 1699 | 257 |
| Siniyah | city | Nunavut | Canada | 62.9666667 | -64.5 | 0 | 0 |
| Sintaluta | city | Province de Saskatchewan | Canada | 50.4833333 | -103.4333333 | 1971 | 250 |
| Sioux Lookout | city | Province d' Ontario | Canada | 50.1 | -91.9166667 | 1217 | 3452 |
| Sirdad Junction | city | Province of British Columbia | Canada | 49.25 | -116.6166667 | 2559 | 156 |
| Sirdar | city | Province of British Columbia | Canada | 49.25 | -116.6166667 | 2559 | 156 |
| Six Mile Creek | city | Province of British Columbia | Canada | 51.4833333 | -117.4833333 | 4107 | 27 |