San Vicente comprises 7 barangays with an estimated population of 12,979. 4 of its barangays (57%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bantaoay | 1,351 | 0 | Dead zone: no towers from any source |
| Bayubay Norte | 2,138 | 1 | Crowdsourced signal only (no registered tower) |
| Bayubay Sur | 2,905 | 0 | Dead zone: no towers from any source |
| Lubong | 1,164 | 0 | Dead zone: no towers from any source |
| Poblacion | 732 | 2 | Crowdsourced signal only (no registered tower) |
| Pudoc | 1,877 | 13 | Crowdsourced signal only (no registered tower) |
| San Sebastian | 2,812 | 0 | Dead zone: no towers from any source |