Quezon comprises 31 barangays with an estimated population of 128,188. 13 of its barangays (42%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Butong | 14,460 | 48 | Verified coverage (NTC + crowdsourced) |
| C-Handumanan | 1,287 | 0 | Dead zone: no towers from any source |
| Cawayan | 1,092 | 0 | Dead zone: no towers from any source |
| Cebole | 1,548 | 2 | Crowdsourced signal only (no registered tower) |
| Delapa | 3,590 | 1 | Crowdsourced signal only (no registered tower) |
| Dumalama | 580 | 0 | Dead zone: no towers from any source |
| Kiburiao | 4,527 | 5 | Verified coverage (NTC + crowdsourced) |
| Kipaypayon | 1,598 | 3 | Crowdsourced signal only (no registered tower) |
| Libertad | 4,333 | 15 | Verified coverage (NTC + crowdsourced) |
| Linabo | 3,154 | 0 | Dead zone: no towers from any source |
| Lipa | 3,153 | 1 | Crowdsourced signal only (no registered tower) |
| Lumintao | 2,896 | 0 | Dead zone: no towers from any source |
| Magsaysay | 1,484 | 0 | Dead zone: no towers from any source |
| Mahayag | 734 | 0 | Dead zone: no towers from any source |
| Manuto | 2,483 | 1 | Crowdsourced signal only (no registered tower) |
| Merangerang | 4,095 | 3 | Crowdsourced signal only (no registered tower) |
| Mibantang | 924 | 6 | Verified coverage (NTC + crowdsourced) |
| Minongan | 1,950 | 1 | Crowdsourced signal only (no registered tower) |
| Minsalirak | 685 | 0 | Dead zone: no towers from any source |
| Minsamongan | 1,360 | 0 | Dead zone: no towers from any source |
| Paitan | 3,026 | 0 | Dead zone: no towers from any source |
| Palacapao | 15,539 | 20 | Verified coverage (NTC + crowdsourced) |
| Pinilayan | 1,705 | 2 | Crowdsourced signal only (no registered tower) |
| Poblacion (Kiokong) | 12,808 | 30 | Verified coverage (NTC + crowdsourced) |
| Puntian | 6,815 | 7 | Verified coverage (NTC + crowdsourced) |
| Salawagan | 6,205 | 14 | Verified coverage (NTC + crowdsourced) |
| San Isidro | 302 | 0 | Dead zone: no towers from any source |
| San Jose | 12,024 | 11 | Verified coverage (NTC + crowdsourced) |
| San Roque | 1,461 | 0 | Dead zone: no towers from any source |
| Santa Cruz | 3,026 | 5 | Crowdsourced signal only (no registered tower) |
| Santa Filomena | 9,344 | 0 | Dead zone: no towers from any source |