Tigaon comprises 23 barangays with an estimated population of 56,837. 12 of its barangays (52%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Abo | 3,609 | 1 | Crowdsourced signal only (no registered tower) |
| Cabalinadan | 939 | 0 | Dead zone: no towers from any source |
| Caraycayon | 4,836 | 2 | Crowdsourced signal only (no registered tower) |
| Casuna | 1,180 | 0 | Dead zone: no towers from any source |
| Consocep | 1,228 | 0 | Dead zone: no towers from any source |
| Coyaoyao | 1,854 | 0 | Dead zone: no towers from any source |
| Gaao | 775 | 0 | Dead zone: no towers from any source |
| Gingaroy | 1,301 | 2 | Crowdsourced signal only (no registered tower) |
| Gubat | 2,596 | 0 | Dead zone: no towers from any source |
| Huyonhuyon | 2,194 | 0 | Dead zone: no towers from any source |
| Libod | 2,778 | 0 | Dead zone: no towers from any source |
| Mabalodbalod | 3,596 | 4 | Crowdsourced signal only (no registered tower) |
| May-Anao | 2,966 | 4 | Crowdsourced signal only (no registered tower) |
| Panagan | 1,637 | 0 | Dead zone: no towers from any source |
| Poblacion | 1,831 | 1 | Crowdsourced signal only (no registered tower) |
| Salvacion | 3,784 | 2 | Crowdsourced signal only (no registered tower) |
| San Antonio | 2,570 | 0 | Dead zone: no towers from any source |
| San Francisco | 1,180 | 0 | Dead zone: no towers from any source |
| San Miguel | 1,333 | 1 | Crowdsourced signal only (no registered tower) |
| San Rafael | 4,918 | 2 | Crowdsourced signal only (no registered tower) |
| Talojongon | 3,715 | 2 | Crowdsourced signal only (no registered tower) |
| Tinawagan | 3,554 | 0 | Dead zone: no towers from any source |
| Vinagre | 2,463 | 2 | Crowdsourced signal only (no registered tower) |