Lake Sebu comprises 19 barangays with an estimated population of 143,812. 16 of its barangays (84%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bacdulong | 3,598 | 0 | Dead zone: no towers from any source |
| Denlag | 4,797 | 0 | Dead zone: no towers from any source |
| Halilan | 6,999 | 0 | Dead zone: no towers from any source |
| Hanoon | 1,325 | 0 | Dead zone: no towers from any source |
| Klubi | 5,972 | 0 | Dead zone: no towers from any source |
| Lake Lahit | 4,754 | 1 | Crowdsourced signal only (no registered tower) |
| Lamcade | 4,566 | 0 | Dead zone: no towers from any source |
| Lamdalag | 7,454 | 0 | Dead zone: no towers from any source |
| Lamfugon | 4,176 | 0 | Dead zone: no towers from any source |
| Lamlahak | 4,868 | 0 | Dead zone: no towers from any source |
| Lower Maculan | 1,575 | 0 | Dead zone: no towers from any source |
| Luhib | 3,338 | 0 | Dead zone: no towers from any source |
| Ned | 45,099 | 0 | Dead zone: no towers from any source |
| Poblacion | 16,885 | 15 | Crowdsourced signal only (no registered tower) |
| Siluton | 2,941 | 0 | Dead zone: no towers from any source |
| Takunel | 6,977 | 7 | Crowdsourced signal only (no registered tower) |
| Talisay | 3,613 | 0 | Dead zone: no towers from any source |
| Tasiman | 4,385 | 0 | Dead zone: no towers from any source |
| Upper Maculan | 10,490 | 0 | Dead zone: no towers from any source |