Loay comprises 24 barangays with an estimated population of 14,643. 10 of its barangays (42%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Agape | 434 | 3 | Crowdsourced signal only (no registered tower) |
| Alegria Norte | 279 | 0 | Dead zone: no towers from any source |
| Alegria Sur | 549 | 4 | Crowdsourced signal only (no registered tower) |
| Bonbon | 277 | 0 | Dead zone: no towers from any source |
| Botoc Occidental | 395 | 3 | Crowdsourced signal only (no registered tower) |
| Botoc Oriental | 499 | 0 | Dead zone: no towers from any source |
| Calvario | 748 | 2 | Crowdsourced signal only (no registered tower) |
| Concepcion | 559 | 0 | Dead zone: no towers from any source |
| Hinawanan | 204 | 0 | Dead zone: no towers from any source |
| Las Salinas Norte | 183 | 0 | Dead zone: no towers from any source |
| Las Salinas Sur | 517 | 4 | Crowdsourced signal only (no registered tower) |
| Palo | 301 | 3 | Crowdsourced signal only (no registered tower) |
| Poblacion Ibabao | 1,249 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion Ubos | 436 | 1 | Crowdsourced signal only (no registered tower) |
| Sagnap | 374 | 1 | Crowdsourced signal only (no registered tower) |
| Tambangan | 1,273 | 1 | Crowdsourced signal only (no registered tower) |
| Tangcasan Norte | 613 | 0 | Dead zone: no towers from any source |
| Tangcasan Sur | 581 | 0 | Dead zone: no towers from any source |
| Tayong Occidental | 1,083 | 0 | Dead zone: no towers from any source |
| Tayong Oriental | 1,166 | 1 | Crowdsourced signal only (no registered tower) |
| Tocdog Dacu | 537 | 1 | Crowdsourced signal only (no registered tower) |
| Tocdog Ilaya | 337 | 0 | Dead zone: no towers from any source |
| Villalimpia | 1,366 | 3 | Crowdsourced signal only (no registered tower) |
| Yanangan | 683 | 1 | Crowdsourced signal only (no registered tower) |