| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sicsibamba | city | Ancash | Peru | -8.62 | -77.58 | 10068 | 5517 |
| Siete de Junio | city | Ancash | Peru | -9.06 | -78.58 | 36 | 9203 |
| Siglapata | city | Ancash | Peru | -10.15 | -77.18 | 10908 | 4577 |
| Sihuas | city | Ancash | Peru | -8.56 | -77.63 | 9228 | 8348 |
| Silla Irca | city | Ancash | Peru | -8.47 | -77.42 | 10068 | 2313 |
| Sincapampa | city | Ancash | Peru | -9.48 | -77.84 | 10190 | 3745 |
| Sinsacape | city | Ancash | Peru | -8.58 | -78.05 | 7903 | 621 |
| Sinsan | city | Ancash | Peru | -10.22 | -77.16 | 10068 | 1569 |
| Sisuran | city | Ancash | Peru | -9.04 | -77.95 | 14363 | 2473 |
| Sitio arqueológico de Chavín | city | Ancash | Peru | -9.59 | -77.18 | 13428 | 2799 |