San Remigio comprises 27 barangays with an estimated population of 52,625. 17 of its barangays (63%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Anapog | 1,451 | 2 | Crowdsourced signal only (no registered tower) |
| Argawanon | 3,506 | 7 | Crowdsourced signal only (no registered tower) |
| Bagtic | 1,504 | 0 | Dead zone: no towers from any source |
| Bancasan | 780 | 0 | Dead zone: no towers from any source |
| Batad | 1,022 | 0 | Dead zone: no towers from any source |
| Busogon | 1,267 | 0 | Dead zone: no towers from any source |
| Calambua | 1,854 | 0 | Dead zone: no towers from any source |
| Canagahan | 1,853 | 0 | Dead zone: no towers from any source |
| Dapdap | 1,790 | 7 | Crowdsourced signal only (no registered tower) |
| Gawaygaway | 1,520 | 0 | Dead zone: no towers from any source |
| Hagnaya | 4,227 | 1 | Crowdsourced signal only (no registered tower) |
| Kayam | 1,648 | 0 | Dead zone: no towers from any source |
| Kinawahan | 848 | 0 | Dead zone: no towers from any source |
| Lambusan | 3,122 | 9 | Crowdsourced signal only (no registered tower) |
| Lawis | 2,191 | 0 | Dead zone: no towers from any source |
| Libaong | 1,383 | 0 | Dead zone: no towers from any source |
| Looc | 1,310 | 5 | Crowdsourced signal only (no registered tower) |
| Luyang | 1,573 | 0 | Dead zone: no towers from any source |
| Maño | 2,852 | 6 | Crowdsourced signal only (no registered tower) |
| Poblacion | 5,232 | 20 | Crowdsourced signal only (no registered tower) |
| Punta | 2,609 | 0 | Dead zone: no towers from any source |
| Sab-a | 1,364 | 0 | Dead zone: no towers from any source |
| San Miguel | 771 | 0 | Dead zone: no towers from any source |
| Tacup | 2,029 | 2 | Crowdsourced signal only (no registered tower) |
| Tambongon | 2,652 | 10 | Crowdsourced signal only (no registered tower) |
| To-ong | 981 | 0 | Dead zone: no towers from any source |
| Victoria | 1,286 | 0 | Dead zone: no towers from any source |