Natonin comprises 11 barangays with an estimated population of 10,932. 10 of its barangays (91%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alunogan | 782 | 0 | Dead zone: no towers from any source |
| Balangao | 612 | 0 | Dead zone: no towers from any source |
| Banao | 530 | 0 | Dead zone: no towers from any source |
| Banawal | 4,344 | 0 | Dead zone: no towers from any source |
| Butac | 677 | 0 | Dead zone: no towers from any source |
| Maducayan | 1,278 | 0 | Dead zone: no towers from any source |
| Poblacion | 559 | 0 | Dead zone: no towers from any source |
| Pudo | 840 | 0 | Dead zone: no towers from any source |
| Saliok | 499 | 0 | Dead zone: no towers from any source |
| Sta. Isabel | 203 | 0 | Dead zone: no towers from any source |
| Tonglayan | 608 | 1 | Crowdsourced signal only (no registered tower) |