| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Fundo Olivar | city | La Libertad | Peru | -8.22 | -78.65 | 5029 | 1957 |
| Fundo Olivares | city | Piura | Peru | -5.30 | -80.65 | 98 | 4553 |
| Fundo Onocora | city | Cusco | Peru | -14.24 | -71.26 | 11984 | 16082 |
| Fundo Orongo | city | Ica | Peru | -14.38 | -75.20 | 3349 | 772 |
| Fundo Oronguillo | city | Ica | Peru | -14.37 | -75.19 | 4189 | 790 |