| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ulloa | city | Tabasco | Mexico | 18.23 | -93.57 | 16 | 7752 |
| Ullua | city | Tabasco | Mexico | 18.23 | -93.57 | 16 | 7752 |
| Ulua | city | Tabasco | Mexico | 18.05 | -93.62 | 29 | 7748 |
| Unidad Modelo Sábana Larga | city | Tabasco | Mexico | 17.80 | -93.69 | 91 | 1192 |
| Union | city | Tabasco | Mexico | 17.57 | -93.48 | 160 | 1514 |
| Union Primera Seccion | city | Tabasco | Mexico | 18.43 | -93.34 | 3 | 14501 |
| Union Tercera Seccion | city | Tabasco | Mexico | 18.42 | -93.39 | 3 | 17152 |
| Union y Libertad | city | Tabasco | Mexico | 17.94 | -92.65 | 29 | 14291 |
| Unión | city | Tabasco | Mexico | 17.90 | -93.35 | 101 | 17115 |
| Unión Segunda Sección | city | Tabasco | Mexico | 18.43 | -93.36 | 3 | 14748 |
| Uquina y La Loma | city | Tabasco | Mexico | 17.82 | -91.56 | 59 | 9483 |
| Ursulo Galvan | city | Tabasco | Mexico | 18.36 | -93.05 | 6 | 8301 |
| Usumacinta | city | Tabasco | Mexico | 17.55 | -91.49 | 65 | 1513 |