Dumalneg comprises 4 barangays with an estimated population of 2,791. 4 of its barangays (100%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Cabaritan (Dumalneg) | 643 | 0 | Dead zone: no towers from any source |
| Kalaw (Dumalneg) | 416 | 0 | Dead zone: no towers from any source |
| Quibel (Dumalneg) | 683 | 0 | Dead zone: no towers from any source |
| San Isidro | 1,049 | 0 | Dead zone: no towers from any source |