Libungan comprises 20 barangays with an estimated population of 52,014. 11 of its barangays (55%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Abaga | 1,680 | 0 | Dead zone: no towers from any source |
| Baguer | 5,264 | 1 | Crowdsourced signal only (no registered tower) |
| Barongis | 2,245 | 0 | Dead zone: no towers from any source |
| Batiocan | 1,685 | 3 | Crowdsourced signal only (no registered tower) |
| Cabaruyan | 9,593 | 1 | Crowdsourced signal only (no registered tower) |
| Cabpangi | 1,327 | 2 | Crowdsourced signal only (no registered tower) |
| Demapaco | 702 | 0 | Dead zone: no towers from any source |
| Grebona | 1,029 | 2 | Crowdsourced signal only (no registered tower) |
| Gumaga | 6,100 | 0 | Dead zone: no towers from any source |
| Kapayawi | 1,418 | 1 | Crowdsourced signal only (no registered tower) |
| Kiloyao | 1,901 | 0 | Dead zone: no towers from any source |
| Kitubod | 961 | 0 | Dead zone: no towers from any source |
| Malengen | 1,049 | 0 | Dead zone: no towers from any source |
| Montay | 817 | 0 | Dead zone: no towers from any source |
| Nica-an | 3,596 | 1 | Crowdsourced signal only (no registered tower) |
| Palao | 2,708 | 0 | Dead zone: no towers from any source |
| Poblacion | 4,448 | 7 | Crowdsourced signal only (no registered tower) |
| Sinapangan | 858 | 0 | Dead zone: no towers from any source |
| Sinawingan | 3,423 | 0 | Dead zone: no towers from any source |
| Ulamian | 1,210 | 1 | Crowdsourced signal only (no registered tower) |