Shariff Aguak (Maganoy) (Capital) comprises 13 barangays with an estimated population of 14,403. 12 of its barangays (92%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bagong | 924 | 0 | Dead zone: no towers from any source |
| Bialong | 824 | 0 | Dead zone: no towers from any source |
| Kuloy | 250 | 0 | Dead zone: no towers from any source |
| Labu-labu | 1,131 | 2 | Crowdsourced signal only (no registered tower) |
| Lapok (Lepok) | 266 | 0 | Dead zone: no towers from any source |
| Malingao | 591 | 0 | Dead zone: no towers from any source |
| Poblacion | 771 | 0 | Dead zone: no towers from any source |
| Poblacion I | 3,053 | 0 | Dead zone: no towers from any source |
| Poblacion II | 298 | 0 | Dead zone: no towers from any source |
| Satan | 250 | 0 | Dead zone: no towers from any source |
| Tapikan | 310 | 0 | Dead zone: no towers from any source |
| Timbangan | 3,748 | 0 | Dead zone: no towers from any source |
| Tina | 1,987 | 0 | Dead zone: no towers from any source |