| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Cadaclan | city | Mountain Province | Philippines | 17.0486111 | 121.1961111 | 2952 | 4455 |
| Cadadanan | city | Mountain Province | Philippines | 16.9177778 | 120.8419444 | 5249 | 16380 |
| Cagubatan | city | Mountain Province | Philippines | 16.9483333 | 120.8247222 | 3369 | 11866 |
| Caliking | city | Mountain Province | Philippines | 16.55 | 120.6666667 | 3608 | 19236 |
| Camaguan | city | Mountain Province | Philippines | 17.2802778 | 121.4422222 | 649 | 10960 |
| Caneo | city | Mountain Province | Philippines | 17.0833333 | 121 | 4265 | 9336 |
| Capenikian | city | Mountain Province | Philippines | 17.1688889 | 121.5611111 | 328 | 17258 |
| Capinitan | city | Mountain Province | Philippines | 16.9463889 | 120.9136111 | 3936 | 18663 |
| Cappa Ibanag | city | Mountain Province | Philippines | 17.2166667 | 121.55 | 321 | 14025 |
| Cappalbanag | city | Mountain Province | Philippines | 17.2166667 | 121.55 | 321 | 14025 |
| Catengan | city | Mountain Province | Philippines | 17.0666667 | 120.8333333 | 4996 | 7254 |
| Cawa | city | Mountain Province | Philippines | 17.1166667 | 121.0333333 | 3746 | 8745 |
| Chenglis | city | Mountain Province | Philippines | 17.1166667 | 121.0166667 | 2952 | 8745 |
| Cowag | city | Mountain Province | Philippines | 17.080556 | 120.785 | 2952 | 4075 |
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