Del Carmen comprises 20 barangays with an estimated population of 25,833. 15 of its barangays (75%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Antipolo | 2,305 | 0 | Dead zone: no towers from any source |
| Bagakay (Alburo) | 1,107 | 0 | Dead zone: no towers from any source |
| Bitoon | 1,285 | 0 | Dead zone: no towers from any source |
| Cabugao | 1,136 | 1 | Crowdsourced signal only (no registered tower) |
| Cancohoy | 1,295 | 0 | Dead zone: no towers from any source |
| Caub | 817 | 0 | Dead zone: no towers from any source |
| Del Carmen (Pob.) | 5,874 | 2 | Crowdsourced signal only (no registered tower) |
| Domoyog | 590 | 0 | Dead zone: no towers from any source |
| Esperanza | 586 | 1 | Crowdsourced signal only (no registered tower) |
| Halian | 121 | 0 | Dead zone: no towers from any source |
| Jamoyaon | 1,045 | 0 | Dead zone: no towers from any source |
| Katipunan | 1,295 | 0 | Dead zone: no towers from any source |
| Lobogon | 857 | 0 | Dead zone: no towers from any source |
| Mabuhay | 413 | 0 | Dead zone: no towers from any source |
| Mahayahay | 659 | 0 | Dead zone: no towers from any source |
| Quezon | 1,157 | 0 | Dead zone: no towers from any source |
| San Fernando | 544 | 0 | Dead zone: no towers from any source |
| San Jose (Pob.) | 828 | 1 | Crowdsourced signal only (no registered tower) |
| Sayak | 3,241 | 11 | Crowdsourced signal only (no registered tower) |
| Tuboran | 678 | 0 | Dead zone: no towers from any source |