Rizal comprises 11 barangays with an estimated population of 43,182. 10 of its barangays (91%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Adela | 3,660 | 0 | Dead zone: no towers from any source |
| Aguas | 5,096 | 0 | Dead zone: no towers from any source |
| Magsikap | 2,868 | 0 | Dead zone: no towers from any source |
| Malawaan | 3,672 | 0 | Dead zone: no towers from any source |
| Manoot | 5,096 | 0 | Dead zone: no towers from any source |
| Pitogo | 2,880 | 0 | Dead zone: no towers from any source |
| Rizal | 5,891 | 0 | Dead zone: no towers from any source |
| Rumbang | 3,596 | 0 | Dead zone: no towers from any source |
| Salvacion | 2,251 | 0 | Dead zone: no towers from any source |
| San Pedro | 2,864 | 0 | Dead zone: no towers from any source |
| Santo Niño | 5,308 | 3 | Crowdsourced signal only (no registered tower) |