| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sajazarra | city | La Rioja | Spain | 42.59 | -2.96 | 1669 | 1556 |
| San Andres | city | La Rioja | Spain | 42.33 | -2.85 | 2549 | 1180 |
| San Andres | city | La Rioja | Spain | 42.09 | -2.58 | 4281 | 169 |
| San Anton | city | La Rioja | Spain | 42.27 | -3.04 | 3349 | 1092 |
| San Asensio | city | La Rioja | Spain | 42.50 | -2.75 | 1669 | 3490 |
| San Asensio los Cantos | city | La Rioja | Spain | 42.37 | -2.97 | 3349 | 2532 |
| San Asesio los Cantos | city | La Rioja | Spain | 42.37 | -2.97 | 3349 | 2532 |
| San Millán de Yécora | city | La Rioja | Spain | 42.55 | -3.10 | 2509 | 722 |
| San Millán de la Cogolla | city | La Rioja | Spain | 42.33 | -2.86 | 2509 | 1016 |
| San Román de Cameros | city | La Rioja | Spain | 42.23 | -2.47 | 3349 | 295 |
| San Torcuato | city | La Rioja | Spain | 42.48 | -2.89 | 1958 | 1343 |
| San Vicente | city | La Rioja | Spain | 42.56 | -2.76 | 1669 | 2491 |
| San Vicente | city | La Rioja | Spain | 42.20 | -2.30 | 3349 | 302 |
| San Vicente | city | La Rioja | Spain | 42.27 | -2.27 | 3763 | 390 |
| San Vicente de la Sonsierra | city | La Rioja | Spain | 42.56 | -2.76 | 1669 | 2491 |
| San Vincente de la Sonsierra | city | La Rioja | Spain | 42.56 | -2.76 | 1669 | 2491 |
| Santa Cecilia | city | La Rioja | Spain | 42.31 | -2.34 | 2841 | 615 |
| Santa Coloma | city | La Rioja | Spain | 42.37 | -2.66 | 2798 | 1447 |
| Santa Engracia | city | La Rioja | Spain | 42.32 | -2.31 | 2070 | 442 |
| Santa Engracia del Jubera | city | La Rioja | Spain | 42.32 | -2.31 | 2070 | 442 |
| Santa Eulalia Bajera | city | La Rioja | Spain | 42.21 | -2.19 | 2024 | 1098 |
| Santa Lucia | city | La Rioja | Spain | 42.31 | -2.26 | 2532 | 554 |
| Santa María en Cameros | city | La Rioja | Spain | 42.25 | -2.50 | 3349 | 361 |
| Santo Domingo de la Calzada | city | La Rioja | Spain | 42.44 | -2.95 | 2027 | 6121 |
| Santurde | city | La Rioja | Spain | 42.39 | -2.98 | 2509 | 3530 |
| Santurde de Rioja | city | La Rioja | Spain | 42.39 | -2.98 | 2509 | 3530 |
| Santurdejo | city | La Rioja | Spain | 42.38 | -2.95 | 2821 | 3509 |
| Sojuela | city | La Rioja | Spain | 42.37 | -2.55 | 2509 | 2806 |
| Sorzano | city | La Rioja | Spain | 42.34 | -2.53 | 2076 | 2835 |
| Soto en Cameros | city | La Rioja | Spain | 42.29 | -2.43 | 3349 | 456 |