Kasibu comprises 30 barangays with an estimated population of 43,776. 27 of its barangays (90%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alimit | 29 | 0 | Dead zone: no towers from any source |
| Alloy | 1,319 | 0 | Dead zone: no towers from any source |
| Antutot | 1,361 | 0 | Dead zone: no towers from any source |
| Belet | 25 | 0 | Dead zone: no towers from any source |
| Binogawan | 1,228 | 0 | Dead zone: no towers from any source |
| Biyoy | 115 | 0 | Dead zone: no towers from any source |
| Bua | 1,704 | 0 | Dead zone: no towers from any source |
| Camamasi | 33 | 0 | Dead zone: no towers from any source |
| Capisaan | 2,256 | 0 | Dead zone: no towers from any source |
| Catarawan | 13 | 0 | Dead zone: no towers from any source |
| Cordon | 2,127 | 0 | Dead zone: no towers from any source |
| Didipio | 2,675 | 2 | Crowdsourced signal only (no registered tower) |
| Dine | 744 | 0 | Dead zone: no towers from any source |
| Kakiduguen | 83 | 0 | Dead zone: no towers from any source |
| Kongkong | 3,592 | 1 | Crowdsourced signal only (no registered tower) |
| Lupa | 625 | 1 | Crowdsourced signal only (no registered tower) |
| Macalong | 2,006 | 0 | Dead zone: no towers from any source |
| Malabing | 2,160 | 0 | Dead zone: no towers from any source |
| Muta | 433 | 0 | Dead zone: no towers from any source |
| Nantawakan | 1,782 | 0 | Dead zone: no towers from any source |
| Pao | 32 | 0 | Dead zone: no towers from any source |
| Papaya | 2,280 | 0 | Dead zone: no towers from any source |
| Paquet (Ilongot Res.) | 21 | 0 | Dead zone: no towers from any source |
| Poblacion (Alloy) | 2,426 | 0 | Dead zone: no towers from any source |
| Pudi | 4,688 | 0 | Dead zone: no towers from any source |
| Siguem | 36 | 0 | Dead zone: no towers from any source |
| Tadji | 2,940 | 0 | Dead zone: no towers from any source |
| Tukod | 4,893 | 0 | Dead zone: no towers from any source |
| Wangal | 865 | 0 | Dead zone: no towers from any source |
| Watwat | 1,285 | 0 | Dead zone: no towers from any source |