San Jorge comprises 41 barangays with an estimated population of 25,102. 39 of its barangays (95%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Anquiana (Angkiana) | 1,592 | 0 | Dead zone: no towers from any source |
| Aurora | 287 | 0 | Dead zone: no towers from any source |
| Bay-ang | 214 | 0 | Dead zone: no towers from any source |
| Blanca Aurora | 1,016 | 0 | Dead zone: no towers from any source |
| Buenavista I | 379 | 0 | Dead zone: no towers from any source |
| Buenavista II | 532 | 0 | Dead zone: no towers from any source |
| Bulao | 404 | 0 | Dead zone: no towers from any source |
| Bungliw | 394 | 0 | Dead zone: no towers from any source |
| Cabugao | 525 | 0 | Dead zone: no towers from any source |
| Cag-olo-olo | 245 | 0 | Dead zone: no towers from any source |
| Calundan | 74 | 0 | Dead zone: no towers from any source |
| Cantaguic | 593 | 0 | Dead zone: no towers from any source |
| Canyaki | 150 | 0 | Dead zone: no towers from any source |
| Cogtoto-og | 733 | 0 | Dead zone: no towers from any source |
| Erenas | 1,284 | 0 | Dead zone: no towers from any source |
| Gayondato | 323 | 0 | Dead zone: no towers from any source |
| Guadalupe | 569 | 0 | Dead zone: no towers from any source |
| Guindapunan | 246 | 0 | Dead zone: no towers from any source |
| Hernandez | 344 | 0 | Dead zone: no towers from any source |
| Himay | 1,120 | 0 | Dead zone: no towers from any source |
| Janipon | 607 | 0 | Dead zone: no towers from any source |
| La Paz | 1,133 | 0 | Dead zone: no towers from any source |
| Libertad | 526 | 0 | Dead zone: no towers from any source |
| Lincoro | 483 | 0 | Dead zone: no towers from any source |
| Mabuhay | 250 | 0 | Dead zone: no towers from any source |
| Mancol (Pob.) | 1,582 | 1 | Crowdsourced signal only (no registered tower) |
| Matalud | 327 | 0 | Dead zone: no towers from any source |
| Mobo-ob | 179 | 0 | Dead zone: no towers from any source |
| Mombon | 1,258 | 0 | Dead zone: no towers from any source |
| Puhagan | 410 | 0 | Dead zone: no towers from any source |
| Quezon | 456 | 0 | Dead zone: no towers from any source |
| Ranera | 497 | 0 | Dead zone: no towers from any source |
| Rawis | 191 | 0 | Dead zone: no towers from any source |
| Rosalim | 1,299 | 2 | Crowdsourced signal only (no registered tower) |
| San Isidro | 494 | 0 | Dead zone: no towers from any source |
| San Jorge I (Pob.) | 584 | 0 | Dead zone: no towers from any source |
| San Jorge II (Pob.) | 481 | 0 | Dead zone: no towers from any source |
| San Juan | 750 | 0 | Dead zone: no towers from any source |
| Sapinit | 1,341 | 0 | Dead zone: no towers from any source |
| Sinit-an | 384 | 0 | Dead zone: no towers from any source |
| Tomogbong | 846 | 0 | Dead zone: no towers from any source |