| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Feijao | city | Piaui | Brazil | -3.65 | -42.26 | 357 | 2125 |
| Feitoria | city | Piaui | Brazil | -5.80 | -42.68 | 830 | 3995 |
| Feitoria | city | Piaui | Brazil | -3.48 | -42.47 | 36 | 2499 |
| Feitoria | city | Piaui | Brazil | -2.91 | -41.77 | 6 | 68083 |
| Fernando | city | Piaui | Brazil | -3.87 | -42.71 | 108 | 2763 |
| Ferroviaria | city | Piaui | Brazil | -5.10 | -42.78 | 259 | 196216 |
| Ferroviária I | city | Piaui | Brazil | -5.09 | -42.74 | 308 | 205402 |