Aloguinsan comprises 15 barangays with an estimated population of 30,359. 10 of its barangays (67%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Angilan | 1,851 | 0 | Dead zone: no towers from any source |
| Bojo | 1,298 | 0 | Dead zone: no towers from any source |
| Bonbon | 9,075 | 20 | Crowdsourced signal only (no registered tower) |
| Esperanza | 1,264 | 0 | Dead zone: no towers from any source |
| Kandingan | 1,328 | 0 | Dead zone: no towers from any source |
| Kantabogon | 2,380 | 5 | Crowdsourced signal only (no registered tower) |
| Kawasan | 2,639 | 1 | Crowdsourced signal only (no registered tower) |
| Olango | 1,127 | 1 | Crowdsourced signal only (no registered tower) |
| Poblacion | 1,951 | 6 | Crowdsourced signal only (no registered tower) |
| Punay | 1,330 | 0 | Dead zone: no towers from any source |
| Rosario | 2,323 | 0 | Dead zone: no towers from any source |
| Saksak | 823 | 0 | Dead zone: no towers from any source |
| Tampa-an | 1,553 | 0 | Dead zone: no towers from any source |
| Toyokon | 441 | 0 | Dead zone: no towers from any source |
| Zaragosa | 976 | 0 | Dead zone: no towers from any source |