| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Odok | city | Province of Surigao del Norte | Philippines | 10.0166667 | 125.5666667 | 0 | 14091 |
| Omosdang | city | Province of Surigao del Norte | Philippines | 10.4497222 | 125.6230556 | 564 | 2315 |
| Opon | city | Province of Surigao del Norte | Philippines | 9.7097222 | 125.6008333 | 0 | 16914 |
| Opong | city | Province of Surigao del Norte | Philippines | 9.7097222 | 125.6008333 | 0 | 16914 |
| Oslao | city | Province of Surigao del Norte | Philippines | 9.7458333 | 125.4 | 324 | 17101 |
| Osmena | city | Province of Surigao del Norte | Philippines | 10.1869444 | 125.5116667 | 147 | 5893 |
| Osmena | city | Province of Surigao del Norte | Philippines | 9.7802778 | 126.0775 | 62 | 18840 |
| OsmeƱa | city | Province of Surigao del Norte | Philippines | 10.1869444 | 125.5116667 | 147 | 5893 |