Lezo comprises 12 barangays with an estimated population of 19,054. 8 of its barangays (67%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Agcawilan | 1,676 | 0 | Dead zone: no towers from any source |
| Bagto | 1,301 | 0 | Dead zone: no towers from any source |
| Bugasongan | 1,516 | 2 | Crowdsourced signal only (no registered tower) |
| Carugdog | 1,866 | 1 | Crowdsourced signal only (no registered tower) |
| Cogon | 964 | 0 | Dead zone: no towers from any source |
| Ibao | 1,576 | 0 | Dead zone: no towers from any source |
| Mina | 1,325 | 0 | Dead zone: no towers from any source |
| Poblacion | 2,641 | 1 | Crowdsourced signal only (no registered tower) |
| Santa Cruz | 1,984 | 0 | Dead zone: no towers from any source |
| Santa Cruz Bigaa | 1,240 | 4 | Crowdsourced signal only (no registered tower) |
| Silakat-Nonok | 1,008 | 0 | Dead zone: no towers from any source |
| Tayhawan | 1,957 | 0 | Dead zone: no towers from any source |