Maco comprises 37 barangays with an estimated population of 81,165. 22 of its barangays (59%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Anibongan | 3,105 | 1 | Crowdsourced signal only (no registered tower) |
| Anislagan | 2,637 | 0 | Dead zone: no towers from any source |
| Binuangan | 4,367 | 1 | Crowdsourced signal only (no registered tower) |
| Bucana | 1,162 | 0 | Dead zone: no towers from any source |
| Calabcab | 543 | 0 | Dead zone: no towers from any source |
| Concepcion | 1,788 | 2 | Crowdsourced signal only (no registered tower) |
| Dumlan | 2,320 | 0 | Dead zone: no towers from any source |
| Elizalde (Somil) | 5,682 | 0 | Dead zone: no towers from any source |
| Gubatan | 1,349 | 0 | Dead zone: no towers from any source |
| Hijo | 3,263 | 8 | Crowdsourced signal only (no registered tower) |
| Kinuban | 1,919 | 0 | Dead zone: no towers from any source |
| Langgam | 2,631 | 4 | Crowdsourced signal only (no registered tower) |
| Lapu-lapu | 2,141 | 3 | Crowdsourced signal only (no registered tower) |
| Libay-libay | 3,522 | 0 | Dead zone: no towers from any source |
| Limbo | 762 | 0 | Dead zone: no towers from any source |
| Lumatab | 1,009 | 5 | Crowdsourced signal only (no registered tower) |
| Magangit | 994 | 0 | Dead zone: no towers from any source |
| Mainit | 1,657 | 0 | Dead zone: no towers from any source |
| Malamodao | 2,547 | 0 | Dead zone: no towers from any source |
| Manipongol | 1,102 | 0 | Dead zone: no towers from any source |
| Mapaang | 984 | 0 | Dead zone: no towers from any source |
| Masara | 405 | 0 | Dead zone: no towers from any source |
| New Asturias | 1,335 | 1 | Crowdsourced signal only (no registered tower) |
| New Barili | 524 | 0 | Dead zone: no towers from any source |
| New Leyte | 2,682 | 0 | Dead zone: no towers from any source |
| New Visayas | 424 | 2 | Crowdsourced signal only (no registered tower) |
| Panangan | 4,263 | 0 | Dead zone: no towers from any source |
| Pangi (Gaudencio Antonio) | 4,416 | 2 | Crowdsourced signal only (no registered tower) |
| Panibasan | 2,727 | 1 | Crowdsourced signal only (no registered tower) |
| Panoraon | 1,726 | 0 | Dead zone: no towers from any source |
| Poblacion | 7,486 | 2 | Crowdsourced signal only (no registered tower) |
| San Juan | 1,217 | 0 | Dead zone: no towers from any source |
| San Roque | 1,555 | 1 | Crowdsourced signal only (no registered tower) |
| Sangab | 940 | 7 | Crowdsourced signal only (no registered tower) |
| Tagbaros | 3,307 | 0 | Dead zone: no towers from any source |
| Taglawig | 2,119 | 1 | Crowdsourced signal only (no registered tower) |
| Teresa | 555 | 0 | Dead zone: no towers from any source |