Balungao comprises 20 barangays with an estimated population of 24,497. 16 of its barangays (80%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Angayan Norte | 686 | 0 | Dead zone: no towers from any source |
| Angayan Sur | 620 | 0 | Dead zone: no towers from any source |
| Capulaan | 1,323 | 0 | Dead zone: no towers from any source |
| Esmeralda | 1,921 | 0 | Dead zone: no towers from any source |
| Kita-kita | 1,845 | 1 | Crowdsourced signal only (no registered tower) |
| Mabini | 639 | 0 | Dead zone: no towers from any source |
| Mauban | 979 | 0 | Dead zone: no towers from any source |
| Poblacion | 2,723 | 1 | Crowdsourced signal only (no registered tower) |
| Pugaro | 2,143 | 0 | Dead zone: no towers from any source |
| Rajal | 1,462 | 2 | Crowdsourced signal only (no registered tower) |
| San Andres | 1,005 | 0 | Dead zone: no towers from any source |
| San Aurelio 1st | 2,020 | 1 | Crowdsourced signal only (no registered tower) |
| San Aurelio 2nd | 560 | 0 | Dead zone: no towers from any source |
| San Aurelio 3rd | 680 | 0 | Dead zone: no towers from any source |
| San Joaquin | 2,187 | 0 | Dead zone: no towers from any source |
| San Julian | 356 | 0 | Dead zone: no towers from any source |
| San Leon | 202 | 0 | Dead zone: no towers from any source |
| San Marcelino | 487 | 0 | Dead zone: no towers from any source |
| San Miguel | 591 | 0 | Dead zone: no towers from any source |
| San Raymundo | 2,068 | 0 | Dead zone: no towers from any source |