Gerona comprises 44 barangays with an estimated population of 82,971. 24 of its barangays (55%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Abagon | 8,546 | 6 | Crowdsourced signal only (no registered tower) |
| Amacalan | 1,985 | 10 | Crowdsourced signal only (no registered tower) |
| Apsayan | 1,619 | 0 | Dead zone: no towers from any source |
| Ayson | 1,404 | 0 | Dead zone: no towers from any source |
| Bawa | 942 | 0 | Dead zone: no towers from any source |
| Buenlag | 1,827 | 1 | Crowdsourced signal only (no registered tower) |
| Bularit | 1,871 | 2 | Crowdsourced signal only (no registered tower) |
| Calayaan | 2,659 | 0 | Dead zone: no towers from any source |
| Carbonel | 1,427 | 10 | Crowdsourced signal only (no registered tower) |
| Cardona | 2,858 | 0 | Dead zone: no towers from any source |
| Caturay | 1,626 | 8 | Crowdsourced signal only (no registered tower) |
| Danzo | 1,462 | 0 | Dead zone: no towers from any source |
| Dicolor | 1,441 | 0 | Dead zone: no towers from any source |
| Don Basilio | 908 | 0 | Dead zone: no towers from any source |
| Luna | 2,022 | 5 | Crowdsourced signal only (no registered tower) |
| Mabini | 1,685 | 1 | Crowdsourced signal only (no registered tower) |
| Magaspac | 4,378 | 9 | Crowdsourced signal only (no registered tower) |
| Malayep | 1,913 | 0 | Dead zone: no towers from any source |
| Matapitap | 957 | 1 | Crowdsourced signal only (no registered tower) |
| Matayumcab | 1,747 | 0 | Dead zone: no towers from any source |
| New Salem | 1,369 | 0 | Dead zone: no towers from any source |
| Oloybuaya | 517 | 7 | Crowdsourced signal only (no registered tower) |
| Padapada | 1,891 | 7 | Crowdsourced signal only (no registered tower) |
| Parsolingan | 2,839 | 13 | Crowdsourced signal only (no registered tower) |
| Pinasling (Pinasung) | 2,895 | 1 | Crowdsourced signal only (no registered tower) |
| Plastado | 1,386 | 1 | Crowdsourced signal only (no registered tower) |
| Poblacion 1 | 753 | 3 | Crowdsourced signal only (no registered tower) |
| Poblacion 2 | 334 | 0 | Dead zone: no towers from any source |
| Poblacion 3 | 1,607 | 1 | Crowdsourced signal only (no registered tower) |
| Quezon | 1,334 | 0 | Dead zone: no towers from any source |
| Rizal | 1,028 | 0 | Dead zone: no towers from any source |
| Salapungan | 1,915 | 7 | Crowdsourced signal only (no registered tower) |
| San Agustin | 799 | 0 | Dead zone: no towers from any source |
| San Antonio | 4,729 | 7 | Crowdsourced signal only (no registered tower) |
| San Bartolome | 1,428 | 0 | Dead zone: no towers from any source |
| San Jose | 494 | 0 | Dead zone: no towers from any source |
| Santa Lucia | 917 | 0 | Dead zone: no towers from any source |
| Santiago | 1,842 | 0 | Dead zone: no towers from any source |
| Sembrano | 1,080 | 0 | Dead zone: no towers from any source |
| Singat | 2,622 | 4 | Crowdsourced signal only (no registered tower) |
| Sulipa | 1,442 | 0 | Dead zone: no towers from any source |
| Tagumbao | 4,983 | 0 | Dead zone: no towers from any source |
| Tangcaran | 617 | 0 | Dead zone: no towers from any source |
| Villa Paz | 873 | 0 | Dead zone: no towers from any source |