Tagoloan comprises 7 barangays with an estimated population of 20,239. 7 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 |
|---|---|---|---|
| Dalamas | 2,511 | 0 | Dead zone: no towers from any source |
| Darimbang | 131 | 0 | Dead zone: no towers from any source |
| Dimayon | 6,917 | 0 | Dead zone: no towers from any source |
| Inagongan | 10,411 | 0 | Dead zone: no towers from any source |
| Kiazar (Pob.) | 73 | 0 | Dead zone: no towers from any source |
| Malimbato | 136 | 0 | Dead zone: no towers from any source |
| Panalawan | 60 | 0 | Dead zone: no towers from any source |