| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sociedad Unión y Progreso | city | Tamaulipas | Mexico | 22.77 | -99.05 | 252 | 14479 |
| Sol de Mayo | city | Tamaulipas | Mexico | 24.64 | -97.75 | 9 | 424 |
| Sol de Mayo | city | Tamaulipas | Mexico | 24.99 | -98.33 | 134 | 596 |
| Soldadito | city | Tamaulipas | Mexico | 25.24 | -98.05 | 62 | 596 |
| Soledad | city | Tamaulipas | Mexico | 27.22 | -99.44 | 324 | 164 |
| Soledad | city | Tamaulipas | Mexico | 25.94 | -97.93 | 78 | 1627 |
| Soledad | city | Tamaulipas | Mexico | 25.72 | -98.44 | 390 | 1341 |
| Soledad | city | Tamaulipas | Mexico | 25.65 | -97.72 | 32 | 6826 |
| Soledad | city | Tamaulipas | Mexico | 24.97 | -98.32 | 144 | 596 |
| Soledad | city | Tamaulipas | Mexico | 24.83 | -98.40 | 830 | 149 |
| Soledad | city | Tamaulipas | Mexico | 24.53 | -98.45 | 830 | 149 |
| Soledad | city | Tamaulipas | Mexico | 23.83 | -98.42 | 830 | 433 |
| Soledad | city | Tamaulipas | Mexico | 23.25 | -99.18 | 987 | 875 |
| Soledad | city | Tamaulipas | Mexico | 25.96 | -97.61 | 36 | 34014 |
| Soledad Viejo | city | Tamaulipas | Mexico | 24.83 | -98.40 | 830 | 149 |
| Soledad de los Garcia | city | Tamaulipas | Mexico | 24.90 | -98.82 | 830 | 298 |
| Soledad de los Pérez | city | Tamaulipas | Mexico | 24.83 | -98.40 | 830 | 149 |
| Soledad de los Reyes | city | Tamaulipas | Mexico | 24.82 | -98.48 | 830 | 149 |
| Soledad del Alto | city | Tamaulipas | Mexico | 24.82 | -97.88 | 22 | 508 |
| Soledad del Alto | city | Tamaulipas | Mexico | 22.87 | -99.45 | 1669 | 596 |
| Soliceno | city | Tamaulipas | Mexico | 26.02 | -97.81 | 62 | 1985 |
| Soliseno | city | Tamaulipas | Mexico | 24.46 | -98.36 | 830 | 326 |
| Soliseño | city | Tamaulipas | Mexico | 26.02 | -97.81 | 62 | 1985 |
| Solomoneno | city | Tamaulipas | Mexico | 26.79 | -99.27 | 334 | 45 |
| Soto la Marina | city | Tamaulipas | Mexico | 23.77 | -98.20 | 59 | 447 |
| Sotol | city | Tamaulipas | Mexico | 23.38 | -99.42 | 2654 | 596 |