Balabagan comprises 27 barangays with an estimated population of 11,481. 26 of its barangays (96%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bagoaingud | 191 | 0 | Dead zone: no towers from any source |
| Banago | 256 | 0 | Dead zone: no towers from any source |
| Barorao | 628 | 1 | Crowdsourced signal only (no registered tower) |
| Batuan | 284 | 0 | Dead zone: no towers from any source |
| Budas | 428 | 0 | Dead zone: no towers from any source |
| Buenavista | 24 | 0 | Dead zone: no towers from any source |
| Buisan (Bengabeng) | 284 | 0 | Dead zone: no towers from any source |
| Calilangan | 818 | 0 | Dead zone: no towers from any source |
| Igabay | 462 | 0 | Dead zone: no towers from any source |
| Ilian | 127 | 0 | Dead zone: no towers from any source |
| Lalabuan | 409 | 0 | Dead zone: no towers from any source |
| Lorenzo | 739 | 0 | Dead zone: no towers from any source |
| Lower Itil | 502 | 0 | Dead zone: no towers from any source |
| Lumbac | 97 | 0 | Dead zone: no towers from any source |
| Macao | 357 | 0 | Dead zone: no towers from any source |
| Magulalung Occidental | 408 | 0 | Dead zone: no towers from any source |
| Magulalung Oriental | 284 | 0 | Dead zone: no towers from any source |
| Matampay | 149 | 0 | Dead zone: no towers from any source |
| Matanog | 586 | 0 | Dead zone: no towers from any source |
| Molimoc | 836 | 0 | Dead zone: no towers from any source |
| Narra | 769 | 0 | Dead zone: no towers from any source |
| Pindolonan | 460 | 0 | Dead zone: no towers from any source |
| Plasan | 352 | 0 | Dead zone: no towers from any source |
| Poblacion (Balabagan) | 232 | 0 | Dead zone: no towers from any source |
| Purakan | 902 | 0 | Dead zone: no towers from any source |
| Tataya | 305 | 0 | Dead zone: no towers from any source |
| Upper Itil | 592 | 0 | Dead zone: no towers from any source |