Manukan comprises 22 barangays with an estimated population of 40,332. 16 of its barangays (73%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Dipane | 1,435 | 0 | Dead zone: no towers from any source |
| Disakan | 1,439 | 3 | Crowdsourced signal only (no registered tower) |
| Don Jose Aguirre | 2,344 | 0 | Dead zone: no towers from any source |
| East Poblacion | 2,415 | 5 | Crowdsourced signal only (no registered tower) |
| Gupot | 985 | 0 | Dead zone: no towers from any source |
| Libuton | 2,661 | 0 | Dead zone: no towers from any source |
| Linay | 1,585 | 1 | Crowdsourced signal only (no registered tower) |
| Lingatongan | 994 | 0 | Dead zone: no towers from any source |
| Lupasang | 860 | 0 | Dead zone: no towers from any source |
| Mate | 2,476 | 0 | Dead zone: no towers from any source |
| Meses | 1,053 | 0 | Dead zone: no towers from any source |
| Palaranan | 1,485 | 0 | Dead zone: no towers from any source |
| Pangandao | 1,410 | 0 | Dead zone: no towers from any source |
| Patagan | 690 | 0 | Dead zone: no towers from any source |
| Poblacion | 5,805 | 12 | Crowdsourced signal only (no registered tower) |
| Punta Blanca | 2,915 | 1 | Crowdsourced signal only (no registered tower) |
| Saluyong | 1,409 | 0 | Dead zone: no towers from any source |
| San Antonio | 1,626 | 2 | Crowdsourced signal only (no registered tower) |
| Serongan | 776 | 0 | Dead zone: no towers from any source |
| Suisayan | 1,479 | 0 | Dead zone: no towers from any source |
| Upper Disakan | 1,310 | 0 | Dead zone: no towers from any source |
| Villaramos | 3,180 | 0 | Dead zone: no towers from any source |