| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Iaoburan | city | Province of Northern Samar | Philippines | 12.3736111 | 125.0527778 | 13 | 20681 |
| Igot | city | Province of Northern Samar | Philippines | 12.445 | 124.9233333 | 101 | 11891 |
| Imaga | city | Province of Northern Samar | Philippines | 12.5744444 | 124.2933333 | 68 | 15048 |
| Inabitinan | city | Province of Northern Samar | Philippines | 12.3833333 | 125.0333333 | 160 | 19290 |
| Inaguingayan | city | Province of Northern Samar | Philippines | 12.3636111 | 124.9247222 | 131 | 11386 |
| Inamlan | city | Province of Northern Samar | Philippines | 12.6166667 | 125.0166667 | 0 | 9973 |
| Inanahauan | city | Province of Northern Samar | Philippines | 12.4166667 | 124.9333333 | 157 | 11891 |
| Irauajan | city | Province of Northern Samar | Philippines | 12.4213889 | 125.0344444 | 59 | 20901 |
| Irawajan | city | Province of Northern Samar | Philippines | 12.4213889 | 125.0344444 | 59 | 20901 |