Lubuagan comprises 9 barangays with an estimated population of 5,959. 8 of its barangays (89%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Antonio Canao | 432 | 0 | Dead zone: no towers from any source |
| Dangoy | 946 | 2 | Crowdsourced signal only (no registered tower) |
| Lower Uma | 223 | 0 | Dead zone: no towers from any source |
| Mabilong | 1,291 | 0 | Dead zone: no towers from any source |
| Mabongtot | 940 | 0 | Dead zone: no towers from any source |
| Poblacion | 169 | 0 | Dead zone: no towers from any source |
| Tanglag | 940 | 0 | Dead zone: no towers from any source |
| Uma del Norte (Western Luna Uma) | 589 | 0 | Dead zone: no towers from any source |
| Upper Uma | 429 | 0 | Dead zone: no towers from any source |