Sariaya comprises 43 barangays with an estimated population of 186,658. 12 of its barangays (28%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Antipolo | 2,630 | 0 | Dead zone: no towers from any source |
| Balubal | 9,382 | 13 | Crowdsourced signal only (no registered tower) |
| Barangay 1 (Pob.) | 1,546 | 5 | Crowdsourced signal only (no registered tower) |
| Barangay 2 (Pob.) | 1,471 | 8 | Crowdsourced signal only (no registered tower) |
| Barangay 3 (Pob.) | 1,226 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 4 (Pob.) | 1,739 | 4 | Crowdsourced signal only (no registered tower) |
| Barangay 5 (Pob.) | 379 | 3 | Crowdsourced signal only (no registered tower) |
| Barangay 6 (Pob.) | 1,047 | 7 | Crowdsourced signal only (no registered tower) |
| Bignay 1 | 6,343 | 14 | Crowdsourced signal only (no registered tower) |
| Bignay 2 | 3,510 | 7 | Crowdsourced signal only (no registered tower) |
| Bucal | 4,215 | 1 | Crowdsourced signal only (no registered tower) |
| Canda | 4,905 | 0 | Dead zone: no towers from any source |
| Castañas | 7,782 | 5 | Crowdsourced signal only (no registered tower) |
| Concepcion Banahaw | 3,919 | 0 | Dead zone: no towers from any source |
| Concepcion No. 1 | 7,772 | 16 | Crowdsourced signal only (no registered tower) |
| Concepcion Palasan | 7,345 | 9 | Crowdsourced signal only (no registered tower) |
| Concepcion Pinagbakuran | 5,322 | 0 | Dead zone: no towers from any source |
| Gibanga | 3,635 | 8 | Crowdsourced signal only (no registered tower) |
| Guisguis-San Roque | 1,732 | 1 | Crowdsourced signal only (no registered tower) |
| Guisguis-Talon | 5,038 | 3 | Crowdsourced signal only (no registered tower) |
| Janagdong 1 | 2,489 | 2 | Crowdsourced signal only (no registered tower) |
| Janagdong 2 | 2,429 | 1 | Crowdsourced signal only (no registered tower) |
| Limbon | 862 | 0 | Dead zone: no towers from any source |
| Lutucan 1 | 4,690 | 2 | Crowdsourced signal only (no registered tower) |
| Lutucan Bata | 1,932 | 1 | Crowdsourced signal only (no registered tower) |
| Lutucan Malabag | 5,263 | 1 | Crowdsourced signal only (no registered tower) |
| Mamala I | 3,479 | 0 | Dead zone: no towers from any source |
| Mamala II | 5,357 | 0 | Dead zone: no towers from any source |
| Manggalang 1 | 9,427 | 8 | Crowdsourced signal only (no registered tower) |
| Manggalang Tulo-tulo | 3,841 | 0 | Dead zone: no towers from any source |
| Manggalang-Bantilan | 3,843 | 8 | Crowdsourced signal only (no registered tower) |
| Manggalang-Kiling | 3,778 | 5 | Crowdsourced signal only (no registered tower) |
| Montecillo | 4,639 | 2 | Crowdsourced signal only (no registered tower) |
| Morong | 2,028 | 0 | Dead zone: no towers from any source |
| Pili | 5,180 | 1 | Crowdsourced signal only (no registered tower) |
| Sampaloc 1 | 7,636 | 0 | Dead zone: no towers from any source |
| Sampaloc 2 | 9,564 | 24 | Crowdsourced signal only (no registered tower) |
| Sampaloc Bogon | 1,622 | 0 | Dead zone: no towers from any source |
| Sampaloc Santo Cristo | 14,980 | 31 | Crowdsourced signal only (no registered tower) |
| Talaan Aplaya | 4,002 | 6 | Crowdsourced signal only (no registered tower) |
| Talaanpantoc | 2,950 | 0 | Dead zone: no towers from any source |
| Tumbaga 1 | 4,720 | 3 | Crowdsourced signal only (no registered tower) |
| Tumbaga 2 | 1,009 | 3 | Crowdsourced signal only (no registered tower) |