Masantol comprises 26 barangays with an estimated population of 64,671. 20 of its barangays (77%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alauli | 1,639 | 2 | Crowdsourced signal only (no registered tower) |
| Bagang | 3,862 | 0 | Dead zone: no towers from any source |
| Balibago | 4,033 | 0 | Dead zone: no towers from any source |
| Bebe Anac | 2,188 | 2 | Crowdsourced signal only (no registered tower) |
| Bebe Matua | 369 | 0 | Dead zone: no towers from any source |
| Bulacus | 994 | 0 | Dead zone: no towers from any source |
| Cambasi | 2,119 | 0 | Dead zone: no towers from any source |
| Malauli | 4,747 | 0 | Dead zone: no towers from any source |
| Nigui | 2,173 | 0 | Dead zone: no towers from any source |
| Palimpe | 474 | 0 | Dead zone: no towers from any source |
| Puti | 484 | 0 | Dead zone: no towers from any source |
| Sagrada (Tibagin) | 10,174 | 0 | Dead zone: no towers from any source |
| San Agustin (Caingin) | 3,139 | 0 | Dead zone: no towers from any source |
| San Isidro Anac | 1,453 | 8 | Crowdsourced signal only (no registered tower) |
| San Isidro Matua (Pob.) | 3,440 | 3 | Crowdsourced signal only (no registered tower) |
| San Nicolas (Pob.) | 4,057 | 0 | Dead zone: no towers from any source |
| San Pedro | 482 | 0 | Dead zone: no towers from any source |
| Sapang Kawayan | 3,601 | 0 | Dead zone: no towers from any source |
| Sta. Cruz | 3,138 | 0 | Dead zone: no towers from any source |
| Sta. Lucia Anac (Pob.) | 170 | 1 | Crowdsourced signal only (no registered tower) |
| Sta. Lucia Matua | 1,358 | 0 | Dead zone: no towers from any source |
| Sta. Lucia Paguiba | 813 | 0 | Dead zone: no towers from any source |
| Sta. Lucia Wakas | 1,035 | 0 | Dead zone: no towers from any source |
| Sta. Monica (Caingin) | 455 | 0 | Dead zone: no towers from any source |
| Sto. Niño | 2,001 | 3 | Crowdsourced signal only (no registered tower) |
| Sua | 6,273 | 0 | Dead zone: no towers from any source |