| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Siempreviva | city | Hidalgo | Mexico | 20.26 | -99.63 | 8389 | 5341 |
| Sietla | city | Hidalgo | Mexico | 20.66 | -98.64 | 6000 | 19148 |
| Sijai | city | Hidalgo | Mexico | 20.68 | -99.49 | 5994 | 5358 |
| Singuilucan | city | Hidalgo | Mexico | 19.97 | -98.52 | 8789 | 4594 |