Dolores comprises 46 barangays with an estimated population of 46,665. 37 of its barangays (80%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Aroganga | 1,407 | 0 | Dead zone: no towers from any source |
| Barangay 1 (Pob.) | 177 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 10 (Pob.) | 72 | 3 | Crowdsourced signal only (no registered tower) |
| Barangay 11 (Pob.) | 156 | 0 | Dead zone: no towers from any source |
| Barangay 12 (Pob.) | 509 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 13 (Pob.) | 392 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 14 (Pob.) | 530 | 0 | Dead zone: no towers from any source |
| Barangay 15 (Pob.) | 1,729 | 0 | Dead zone: no towers from any source |
| Barangay 2 (Pob.) | 1,371 | 0 | Dead zone: no towers from any source |
| Barangay 3 (Pob.) | 0 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 4 (Pob.) | 31 | 0 | Dead zone: no towers from any source |
| Barangay 5 (Pob.) | 57 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 6 (Pob.) | 83 | 0 | Dead zone: no towers from any source |
| Barangay 7 (Pob.) | 135 | 4 | Crowdsourced signal only (no registered tower) |
| Barangay 8 (Pob.) | 58 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 9 (Pob.) | 52 | 0 | Dead zone: no towers from any source |
| Bonghon | 4,180 | 0 | Dead zone: no towers from any source |
| Buenavista | 609 | 0 | Dead zone: no towers from any source |
| Cabago-an | 2,798 | 0 | Dead zone: no towers from any source |
| Caglao-an | 1,313 | 0 | Dead zone: no towers from any source |
| Cagtabon | 1,269 | 0 | Dead zone: no towers from any source |
| Dampigan | 3,043 | 0 | Dead zone: no towers from any source |
| Dapdap | 1,995 | 1 | Crowdsourced signal only (no registered tower) |
| Del Pilar | 85 | 0 | Dead zone: no towers from any source |
| Denigpian | 1,767 | 0 | Dead zone: no towers from any source |
| Gap-ang | 585 | 0 | Dead zone: no towers from any source |
| Hilabaan | 861 | 0 | Dead zone: no towers from any source |
| Hinolaso | 1,810 | 0 | Dead zone: no towers from any source |
| Japitan | 486 | 0 | Dead zone: no towers from any source |
| Jicontol | 904 | 0 | Dead zone: no towers from any source |
| Libertad | 1,077 | 0 | Dead zone: no towers from any source |
| Magongbong | 505 | 0 | Dead zone: no towers from any source |
| Magsaysay | 581 | 0 | Dead zone: no towers from any source |
| Malaintos | 2,491 | 0 | Dead zone: no towers from any source |
| Malobago | 2,551 | 0 | Dead zone: no towers from any source |
| Osmeña | 1,141 | 0 | Dead zone: no towers from any source |
| Rizal | 877 | 0 | Dead zone: no towers from any source |
| San Isidro (Malabag) | 1,277 | 0 | Dead zone: no towers from any source |
| San Pascual | 1,372 | 0 | Dead zone: no towers from any source |
| San Roque | 1,112 | 0 | Dead zone: no towers from any source |
| San Vicente | 644 | 0 | Dead zone: no towers from any source |
| Santa Cruz | 1,226 | 0 | Dead zone: no towers from any source |
| Santo Niño | 2,279 | 0 | Dead zone: no towers from any source |
| Tanauan | 484 | 0 | Dead zone: no towers from any source |
| Tikling | 156 | 0 | Dead zone: no towers from any source |
| Villahermosa | 428 | 0 | Dead zone: no towers from any source |