Tabina comprises 15 barangays with an estimated population of 20,703. 15 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 |
|---|---|---|---|
| Abong-abong | 1,156 | 0 | Dead zone: no towers from any source |
| Baganian | 736 | 0 | Dead zone: no towers from any source |
| Baya-baya | 613 | 0 | Dead zone: no towers from any source |
| Capisan | 303 | 0 | Dead zone: no towers from any source |
| Concepcion | 1,355 | 0 | Dead zone: no towers from any source |
| Culabay | 864 | 0 | Dead zone: no towers from any source |
| Doña Josefina | 972 | 0 | Dead zone: no towers from any source |
| Lumbia | 890 | 0 | Dead zone: no towers from any source |
| Mabuhay | 2,167 | 0 | Dead zone: no towers from any source |
| Malim | 4,393 | 0 | Dead zone: no towers from any source |
| Manikaan | 318 | 0 | Dead zone: no towers from any source |
| New Oroquieta | 827 | 0 | Dead zone: no towers from any source |
| Poblacion | 5,169 | 0 | Dead zone: no towers from any source |
| San Francisco | 681 | 0 | Dead zone: no towers from any source |
| Tultolan | 259 | 0 | Dead zone: no towers from any source |