Guinayangan comprises 54 barangays with an estimated population of 45,927. 50 of its barangays (93%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| A. Mabini | 536 | 0 | Dead zone: no towers from any source |
| Aloneros | 2,048 | 1 | Crowdsourced signal only (no registered tower) |
| Arbismen | 850 | 0 | Dead zone: no towers from any source |
| Bagong Silang | 530 | 0 | Dead zone: no towers from any source |
| Balinarin | 617 | 0 | Dead zone: no towers from any source |
| Bukal Maligaya | 388 | 0 | Dead zone: no towers from any source |
| Cabibihan | 284 | 0 | Dead zone: no towers from any source |
| Cabong Norte | 690 | 0 | Dead zone: no towers from any source |
| Cabong Sur | 138 | 0 | Dead zone: no towers from any source |
| Calimpak | 7,096 | 0 | Dead zone: no towers from any source |
| Capuluan Central | 819 | 0 | Dead zone: no towers from any source |
| Capuluan Tulon | 1,547 | 0 | Dead zone: no towers from any source |
| Dancalan Caimawan | 843 | 0 | Dead zone: no towers from any source |
| Dancalan Central | 564 | 0 | Dead zone: no towers from any source |
| Danlagan Batis | 741 | 0 | Dead zone: no towers from any source |
| Danlagan Cabayao | 362 | 0 | Dead zone: no towers from any source |
| Danlagan Central | 488 | 0 | Dead zone: no towers from any source |
| Danlagan Reserva | 512 | 0 | Dead zone: no towers from any source |
| Del Rosario | 148 | 0 | Dead zone: no towers from any source |
| Dungawan Central | 805 | 0 | Dead zone: no towers from any source |
| Dungawan Paalyunan | 674 | 0 | Dead zone: no towers from any source |
| Dungawan Pantay | 522 | 0 | Dead zone: no towers from any source |
| Ermita | 465 | 0 | Dead zone: no towers from any source |
| Gapas | 583 | 0 | Dead zone: no towers from any source |
| Himbubulo Este | 453 | 0 | Dead zone: no towers from any source |
| Himbubulo Weste | 1,292 | 0 | Dead zone: no towers from any source |
| Hinabaan | 716 | 0 | Dead zone: no towers from any source |
| Ligpit Bantayan | 1,476 | 0 | Dead zone: no towers from any source |
| Lubigan | 571 | 0 | Dead zone: no towers from any source |
| Magallanes | 530 | 0 | Dead zone: no towers from any source |
| Magsaysay | 339 | 0 | Dead zone: no towers from any source |
| Manggagawa | 1,857 | 0 | Dead zone: no towers from any source |
| Manggalang | 275 | 0 | Dead zone: no towers from any source |
| Manlayo | 565 | 0 | Dead zone: no towers from any source |
| Poblacion | 1,210 | 0 | Dead zone: no towers from any source |
| Salakan | 1,414 | 0 | Dead zone: no towers from any source |
| San Antonio | 699 | 0 | Dead zone: no towers from any source |
| San Isidro | 803 | 0 | Dead zone: no towers from any source |
| San Jose | 147 | 0 | Dead zone: no towers from any source |
| San Lorenzo | 438 | 0 | Dead zone: no towers from any source |
| San Luis I | 718 | 1 | Crowdsourced signal only (no registered tower) |
| San Luis II | 752 | 8 | Crowdsourced signal only (no registered tower) |
| San Miguel | 317 | 0 | Dead zone: no towers from any source |
| San Pedro I | 747 | 1 | Crowdsourced signal only (no registered tower) |
| San Pedro II | 164 | 0 | Dead zone: no towers from any source |
| San Roque | 641 | 0 | Dead zone: no towers from any source |
| Santa Cruz | 902 | 0 | Dead zone: no towers from any source |
| Santa Maria | 419 | 0 | Dead zone: no towers from any source |
| Santa Teresita | 585 | 0 | Dead zone: no towers from any source |
| Sintones | 384 | 0 | Dead zone: no towers from any source |
| Sisi | 2,742 | 0 | Dead zone: no towers from any source |
| Tikay | 410 | 0 | Dead zone: no towers from any source |
| Triumpo | 595 | 0 | Dead zone: no towers from any source |
| Villa Hiwasayan | 1,516 | 0 | Dead zone: no towers from any source |