Anilao comprises 21 barangays with an estimated population of 41,106. 13 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 |
|---|---|---|---|
| Agbatuan | 660 | 0 | Dead zone: no towers from any source |
| Badiang | 3,739 | 6 | Crowdsourced signal only (no registered tower) |
| Balabag | 2,061 | 0 | Dead zone: no towers from any source |
| Balunos | 2,143 | 0 | Dead zone: no towers from any source |
| Cag-an | 2,828 | 0 | Dead zone: no towers from any source |
| Camiros | 2,106 | 0 | Dead zone: no towers from any source |
| Dangula-an | 1,229 | 1 | Crowdsourced signal only (no registered tower) |
| Guipis | 1,065 | 1 | Crowdsourced signal only (no registered tower) |
| Manganese | 1,353 | 0 | Dead zone: no towers from any source |
| Medina | 1,400 | 0 | Dead zone: no towers from any source |
| Mostro | 2,859 | 1 | Crowdsourced signal only (no registered tower) |
| Palaypay | 2,089 | 0 | Dead zone: no towers from any source |
| Pantalan | 1,737 | 1 | Crowdsourced signal only (no registered tower) |
| Poblacion | 2,691 | 2 | Crowdsourced signal only (no registered tower) |
| Sambag Culob | 2,484 | 2 | Crowdsourced signal only (no registered tower) |
| San Carlos | 3,800 | 3 | Crowdsourced signal only (no registered tower) |
| San Juan Crisostomo | 1,345 | 0 | Dead zone: no towers from any source |
| Santa Rita | 2,105 | 0 | Dead zone: no towers from any source |
| Santo Rosario | 1,323 | 0 | Dead zone: no towers from any source |
| Serallo | 1,084 | 0 | Dead zone: no towers from any source |
| Vista Alegre | 1,005 | 0 | Dead zone: no towers from any source |