Plaridel comprises 9 barangays with an estimated population of 10,412. 4 of its barangays (44%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Central (Pob.) | 528 | 1 | Crowdsourced signal only (no registered tower) |
| Concepcion | 1,096 | 1 | Crowdsourced signal only (no registered tower) |
| Duhat | 1,514 | 2 | Crowdsourced signal only (no registered tower) |
| Ilaya | 913 | 0 | Dead zone: no towers from any source |
| Ilosong | 1,223 | 0 | Dead zone: no towers from any source |
| M. L. Tumagay Pob. (Remas Mabuton) | 1,943 | 0 | Dead zone: no towers from any source |
| Paang Bundok (Pob.) | 1,886 | 2 | Crowdsourced signal only (no registered tower) |
| Pampaaralan (Pob.) | 466 | 0 | Dead zone: no towers from any source |
| Tanauan | 843 | 3 | Crowdsourced signal only (no registered tower) |