| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Gabinab | city | Province of Isabela | Philippines | 16.9380556 | 121.7641667 | 157 | 42233 |
| Galamagui | city | Province of Isabela | Philippines | 17.4461111 | 121.7866667 | 134 | 21259 |
| Gamu | city | Province of Isabela | Philippines | 17.0508333 | 121.8327778 | 160 | 34676 |
| Gananba | city | Province of Isabela | Philippines | 17.415 | 121.8775 | 314 | 15138 |
| Gananva | city | Province of Isabela | Philippines | 17.415 | 121.8775 | 314 | 15138 |
| Gangalan | city | Province of Isabela | Philippines | 16.75 | 122.2 | 2057 | 889 |
| Gappal | city | Province of Isabela | Philippines | 16.8394444 | 121.8205556 | 141 | 35294 |
| Garalucod | city | Province of Isabela | Philippines | 17.4833333 | 121.8 | 285 | 22234 |
| Gariga | city | Province of Isabela | Philippines | 17.4122222 | 121.8027778 | 154 | 19680 |
| Garit Norte | city | Province of Isabela | Philippines | 16.6591667 | 121.6569444 | 252 | 24940 |
| Garit Sur | city | Province of Isabela | Philippines | 16.655 | 121.6663889 | 255 | 24940 |
| Garita | city | Province of Isabela | Philippines | 17.4122222 | 121.8027778 | 154 | 19680 |
| Gayong | city | Province of Isabela | Philippines | 16.6536111 | 121.4822222 | 328 | 29600 |
| Gayong Gayong Norte | city | Province of Isabela | Philippines | 17.0791667 | 121.9375 | 288 | 25917 |
| Gayong-Gayong Sur | city | Province of Isabela | Philippines | 17.0647222 | 121.9505556 | 301 | 25917 |
| Gayongayong | city | Province of Isabela | Philippines | 16.6536111 | 121.4822222 | 328 | 29600 |
| Gucab | city | Province of Isabela | Philippines | 16.7 | 121.6833333 | 216 | 23666 |
| Gugab | city | Province of Isabela | Philippines | 17.4097222 | 121.7369444 | 193 | 29614 |
| Guibang | city | Province of Isabela | Philippines | 17.0547222 | 121.8580556 | 157 | 33388 |
| Guinalabaza | city | Province of Isabela | Philippines | 16.9166667 | 121.8666667 | 209 | 40209 |
| Guinatan | city | Province of Isabela | Philippines | 17.1419444 | 121.8713889 | 164 | 24520 |
| Guinatang | city | Province of Isabela | Philippines | 17.1419444 | 121.8713889 | 164 | 24520 |
| Gulac | city | Province of Isabela | Philippines | 16.8 | 121.5166667 | 390 | 33619 |
| Gumbauan | city | Province of Isabela | Philippines | 16.75 | 121.6833333 | 187 | 33713 |
| Guyabal | city | Province of Isabela | Philippines | 16.9147222 | 121.8125 | 131 | 37443 |
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