| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Dalayap | city | Province of Tarlac | Philippines | 15.5 | 120.5833333 | 134 | 38820 |
| Dalayap | city | Province of Tarlac | Philippines | 15.5333333 | 120.6 | 108 | 41840 |
| Daldalayap | city | Province of Tarlac | Philippines | 15.6838889 | 120.3488889 | 164 | 33289 |
| Dalyup | city | Province of Tarlac | Philippines | 15.5333333 | 120.6 | 108 | 41840 |
| Dangla | city | Province of Tarlac | Philippines | 15.5666667 | 120.6333333 | 78 | 57786 |
| Danzo | city | Province of Tarlac | Philippines | 15.6 | 120.5830556 | 98 | 74687 |
| Dapdap | city | Province of Tarlac | Philippines | 15.6375 | 120.5425 | 101 | 87977 |
| Dapdap | city | Province of Tarlac | Philippines | 15.3166667 | 120.6166667 | 144 | 31812 |
| De la Paz | city | Province of Tarlac | Philippines | 15.4166667 | 120.5833333 | 216 | 34854 |
| Del Carmen | city | Province of Tarlac | Philippines | 15 | 120.5333333 | 32 | 88373 |
| Dicolor | city | Province of Tarlac | Philippines | 15.6222222 | 120.5569444 | 101 | 74687 |
| Doclong | city | Province of Tarlac | Philippines | 15.7 | 120.3833333 | 121 | 43631 |
| Doclong | city | Province of Tarlac | Philippines | 15.7 | 120.3833333 | 121 | 43631 |
| Doclong Primero | city | Province of Tarlac | Philippines | 15.7 | 120.3833333 | 121 | 43631 |
| Doclong Segundo | city | Province of Tarlac | Philippines | 15.7 | 120.3833333 | 121 | 43631 |
| Dolores | city | Province of Tarlac | Philippines | 15.6166667 | 120.5333333 | 108 | 55885 |
| Dolores | city | Province of Tarlac | Philippines | 15.5241667 | 120.5805556 | 118 | 42003 |
| Dolores | city | Province of Tarlac | Philippines | 15.3458333 | 120.5947222 | 141 | 32470 |
| Dulit | city | Province of Tarlac | Philippines | 15.55 | 120.5166667 | 278 | 42907 |
| Dumarais | city | Province of Tarlac | Philippines | 15.4355556 | 120.6877778 | 95 | 44628 |
| Dungan | city | Province of Tarlac | Philippines | 15.3666667 | 120.6833333 | 95 | 51100 |
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