Tabuelan comprises 12 barangays with an estimated population of 20,963. 9 of its barangays (75%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bongon | 3,057 | 0 | Dead zone: no towers from any source |
| Dalid | 1,176 | 0 | Dead zone: no towers from any source |
| Kanlim-ao | 1,323 | 0 | Dead zone: no towers from any source |
| Kanluhangon | 525 | 0 | Dead zone: no towers from any source |
| Kantubaon | 1,123 | 0 | Dead zone: no towers from any source |
| Mabunao | 836 | 0 | Dead zone: no towers from any source |
| Maravilla | 1,747 | 5 | Crowdsourced signal only (no registered tower) |
| Olivo | 1,385 | 3 | Crowdsourced signal only (no registered tower) |
| Poblacion | 5,107 | 9 | Crowdsourced signal only (no registered tower) |
| Tabunok | 2,318 | 0 | Dead zone: no towers from any source |
| Tigbawan | 1,809 | 0 | Dead zone: no towers from any source |
| Villahermosa | 557 | 0 | Dead zone: no towers from any source |