Quezon comprises 15 barangays with an estimated population of 28,546. 8 of its barangays (53%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Abut | 4,258 | 9 | Crowdsourced signal only (no registered tower) |
| Alunan (Pob.) | 712 | 1 | Crowdsourced signal only (no registered tower) |
| Arellano (Pob.) | 1,118 | 1 | Crowdsourced signal only (no registered tower) |
| Aurora | 3,082 | 0 | Dead zone: no towers from any source |
| Barucboc Norte | 1,983 | 4 | Crowdsourced signal only (no registered tower) |
| Calangigan (Calamagui) | 350 | 0 | Dead zone: no towers from any source |
| Dunmon | 896 | 0 | Dead zone: no towers from any source |
| Estrada | 2,678 | 0 | Dead zone: no towers from any source |
| Lepanto | 1,707 | 0 | Dead zone: no towers from any source |
| Mangga | 2,399 | 0 | Dead zone: no towers from any source |
| Minagbag | 2,181 | 3 | Crowdsourced signal only (no registered tower) |
| Samonte (Pob.) | 3,238 | 2 | Crowdsourced signal only (no registered tower) |
| San Juan | 1,781 | 0 | Dead zone: no towers from any source |
| Santos (Pob.) | 1,035 | 4 | Crowdsourced signal only (no registered tower) |
| Turod | 1,128 | 0 | Dead zone: no towers from any source |