Milagros comprises 27 barangays with an estimated population of 61,617. 25 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 |
|---|---|---|---|
| Bacolod | 5,838 | 5 | Crowdsourced signal only (no registered tower) |
| Bangad | 2,643 | 0 | Dead zone: no towers from any source |
| Bara | 1,686 | 0 | Dead zone: no towers from any source |
| Bonbon | 1,113 | 0 | Dead zone: no towers from any source |
| Calasuche | 3,749 | 0 | Dead zone: no towers from any source |
| Calumpang (Taisan) | 1,123 | 0 | Dead zone: no towers from any source |
| Capaculan | 2,285 | 0 | Dead zone: no towers from any source |
| Cayabon | 3,409 | 0 | Dead zone: no towers from any source |
| Guinluthangan | 263 | 0 | Dead zone: no towers from any source |
| Jamorawon | 3,591 | 0 | Dead zone: no towers from any source |
| Magsalangi | 2,374 | 0 | Dead zone: no towers from any source |
| Matagbac | 3,454 | 0 | Dead zone: no towers from any source |
| Matanglad | 853 | 0 | Dead zone: no towers from any source |
| Matiporon | 1,813 | 0 | Dead zone: no towers from any source |
| Moises R. Espinosa | 2,356 | 0 | Dead zone: no towers from any source |
| Narangasan | 2,207 | 0 | Dead zone: no towers from any source |
| Pamangpangon | 263 | 0 | Dead zone: no towers from any source |
| Paraiso (Potot) | 4,281 | 0 | Dead zone: no towers from any source |
| Poblacion East | 2,196 | 0 | Dead zone: no towers from any source |
| Poblacion West | 2,683 | 1 | Crowdsourced signal only (no registered tower) |
| San Antonio | 1,541 | 0 | Dead zone: no towers from any source |
| San Carlos | 1,336 | 0 | Dead zone: no towers from any source |
| Sawmill | 2,660 | 0 | Dead zone: no towers from any source |
| Tagbon | 1,386 | 0 | Dead zone: no towers from any source |
| Tawad | 2,031 | 0 | Dead zone: no towers from any source |
| Tigbao | 3,805 | 0 | Dead zone: no towers from any source |
| Tinaclipan (Bato) | 678 | 0 | Dead zone: no towers from any source |