Barotac Viejo comprises 26 barangays with an estimated population of 47,756. 16 of its barangays (62%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bugnay | 1,065 | 0 | Dead zone: no towers from any source |
| California | 739 | 0 | Dead zone: no towers from any source |
| De la Peña | 1,145 | 0 | Dead zone: no towers from any source |
| Del Pilar | 1,012 | 0 | Dead zone: no towers from any source |
| General Luna | 1,826 | 0 | Dead zone: no towers from any source |
| La Fortuna | 1,765 | 0 | Dead zone: no towers from any source |
| Lipata | 1,721 | 0 | Dead zone: no towers from any source |
| Natividad | 2,407 | 2 | Crowdsourced signal only (no registered tower) |
| Nueva Invencion | 2,450 | 0 | Dead zone: no towers from any source |
| Nueva Sevilla | 2,682 | 2 | Crowdsourced signal only (no registered tower) |
| Poblacion | 5,129 | 4 | Crowdsourced signal only (no registered tower) |
| Puerto Princesa | 1,032 | 2 | Crowdsourced signal only (no registered tower) |
| Rizal | 1,162 | 0 | Dead zone: no towers from any source |
| San Antonio | 2,154 | 0 | Dead zone: no towers from any source |
| San Fernando | 1,299 | 3 | Crowdsourced signal only (no registered tower) |
| San Francisco | 609 | 0 | Dead zone: no towers from any source |
| San Geronimo | 948 | 0 | Dead zone: no towers from any source |
| San Juan | 1,821 | 4 | Crowdsourced signal only (no registered tower) |
| San Lucas | 4,911 | 6 | Crowdsourced signal only (no registered tower) |
| San Miguel | 1,660 | 0 | Dead zone: no towers from any source |
| San Roque | 1,994 | 3 | Crowdsourced signal only (no registered tower) |
| Santiago | 2,162 | 1 | Crowdsourced signal only (no registered tower) |
| Santo Domingo | 931 | 2 | Crowdsourced signal only (no registered tower) |
| Santo Tomas | 1,074 | 0 | Dead zone: no towers from any source |
| Ugasan | 1,332 | 0 | Dead zone: no towers from any source |
| Vista Alegre | 2,726 | 0 | Dead zone: no towers from any source |