San Ricardo comprises 15 barangays with an estimated population of 9,690. 12 of its barangays (80%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Benit | 1,185 | 0 | Dead zone: no towers from any source |
| Bitoon | 361 | 0 | Dead zone: no towers from any source |
| Cabutan | 143 | 0 | Dead zone: no towers from any source |
| Camang | 329 | 2 | Crowdsourced signal only (no registered tower) |
| Esperanza | 486 | 0 | Dead zone: no towers from any source |
| Esperanza Dos | 772 | 0 | Dead zone: no towers from any source |
| Inolinan | 1,288 | 1 | Crowdsourced signal only (no registered tower) |
| Kinachawa | 340 | 0 | Dead zone: no towers from any source |
| Looc | 458 | 0 | Dead zone: no towers from any source |
| Pinut-an | 2,488 | 6 | Crowdsourced signal only (no registered tower) |
| Poblacion | 357 | 0 | Dead zone: no towers from any source |
| San Antonio (Alangalang) | 273 | 0 | Dead zone: no towers from any source |
| San Ramon | 441 | 0 | Dead zone: no towers from any source |
| Saub | 410 | 0 | Dead zone: no towers from any source |
| Timba | 359 | 0 | Dead zone: no towers from any source |