Cuyo comprises 17 barangays with an estimated population of 23,229. 15 of its barangays (88%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Balading | 762 | 0 | Dead zone: no towers from any source |
| Bangcal (Pob.) | 3,284 | 0 | Dead zone: no towers from any source |
| Cabigsing (Pob.) | 1,452 | 2 | Crowdsourced signal only (no registered tower) |
| Caburian | 570 | 0 | Dead zone: no towers from any source |
| Caponayan | 824 | 0 | Dead zone: no towers from any source |
| Catadman (Pob.) | 749 | 0 | Dead zone: no towers from any source |
| Funda | 735 | 0 | Dead zone: no towers from any source |
| Lagaoriao (Pob.) | 536 | 0 | Dead zone: no towers from any source |
| Lubid | 370 | 0 | Dead zone: no towers from any source |
| Lungsod (Pob.) | 719 | 0 | Dead zone: no towers from any source |
| Manamoc | 3,526 | 0 | Dead zone: no towers from any source |
| Maringian | 1,513 | 0 | Dead zone: no towers from any source |
| Pawa | 1,255 | 0 | Dead zone: no towers from any source |
| San Carlos | 1,316 | 0 | Dead zone: no towers from any source |
| Suba | 4,419 | 0 | Dead zone: no towers from any source |
| Tenga-tenga (Pob.) | 922 | 1 | Crowdsourced signal only (no registered tower) |
| Tocadan (Pob.) | 277 | 0 | Dead zone: no towers from any source |