Abulug comprises 20 barangays with an estimated population of 37,963. 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 |
|---|---|---|---|
| Alinunu | 712 | 0 | Dead zone: no towers from any source |
| Bagu | 1,915 | 2 | Crowdsourced signal only (no registered tower) |
| Banguian | 1,773 | 0 | Dead zone: no towers from any source |
| Calog Norte | 357 | 0 | Dead zone: no towers from any source |
| Calog Sur | 4,084 | 1 | Crowdsourced signal only (no registered tower) |
| Canayun | 1,387 | 0 | Dead zone: no towers from any source |
| Centro (Pob.) | 4,037 | 1 | Crowdsourced signal only (no registered tower) |
| Dana-Ili | 976 | 3 | Crowdsourced signal only (no registered tower) |
| Guiddam | 3,335 | 0 | Dead zone: no towers from any source |
| Libertad | 4,686 | 13 | Crowdsourced signal only (no registered tower) |
| Lucban | 4,572 | 2 | Crowdsourced signal only (no registered tower) |
| Pinili | 482 | 1 | Crowdsourced signal only (no registered tower) |
| San Agustin | 893 | 0 | Dead zone: no towers from any source |
| San Julian | 396 | 0 | Dead zone: no towers from any source |
| Santa Filomena | 615 | 0 | Dead zone: no towers from any source |
| Santa Rosa | 1,642 | 1 | Crowdsourced signal only (no registered tower) |
| Santo Tomas | 1,519 | 0 | Dead zone: no towers from any source |
| Siguiran | 2,297 | 0 | Dead zone: no towers from any source |
| Simayung | 1,331 | 4 | Crowdsourced signal only (no registered tower) |
| Sirit | 954 | 0 | Dead zone: no towers from any source |