| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Piau | city | Minas Gerais | Brazil | -21.52 | -43.32 | 1916 | 1882 |
| Piau | city | Alagoas | Brazil | -9.50 | -37.67 | 830 | 2627 |
| Piau | city | Rio Grande do Norte | Brazil | -6.23 | -35.13 | 42 | 12720 |
| Piau | city | No | Haiti | 19.78 | -72.43 | 360 | 35547 |
| Piaui de Dentro | city | Ceara | Brazil | -4.67 | -38.28 | 830 | 1290 |
| Piaul | city | Jeonbuk | Korea, Republic of (South) | 35.54 | 127.29 | 830 | 6407 |
| Piaulard | city | Rhone-Alpes | France | 45.84 | 3.84 | 1909 | 1898 |
| Piaulen | city | Klaipeda | Lithuania | 55.54 | 21.26 | 13 | 2251 |
| Piauliai | city | Klaipeda | Lithuania | 55.54 | 21.26 | 13 | 2251 |
| Piaulokiai | city | Silute | Lithuania | 55.48 | 21.81 | 255 | 1375 |
| Piaulės | city | Rietavo | Lithuania | 55.70 | 22.03 | 377 | 1973 |
| Piaun | city | Sulawesi Selatan | Indonesia | -3.25 | 119.72 | 987 | 5015 |
| Piauna | city | Bahia | Brazil | -14.28 | -39.40 | 177 | 5377 |
| Piaus | city | Paraiba | Brazil | -7.58 | -38.03 | 1961 | 708 |
| Piaus Airport | airport | -8.83 | -50.00 | 591 | 0 | ||
| Piauí | city | Minas Gerais | Brazil | -16.97 | -41.85 | 1669 | 0 |
| Piauí | city | Para | Brazil | -2.26 | -54.87 | 52 | 596 |