Mabuhay comprises 18 barangays with an estimated population of 34,212. 16 of its barangays (89%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Abunda | 882 | 0 | Dead zone: no towers from any source |
| Bagong Silang | 2,564 | 0 | Dead zone: no towers from any source |
| Bangkaw-bangkaw | 1,611 | 0 | Dead zone: no towers from any source |
| Caliran | 1,744 | 0 | Dead zone: no towers from any source |
| Catipan | 942 | 1 | Crowdsourced signal only (no registered tower) |
| Kauswagan | 1,396 | 0 | Dead zone: no towers from any source |
| Ligaya | 1,628 | 0 | Dead zone: no towers from any source |
| Looc-Barlak | 2,667 | 0 | Dead zone: no towers from any source |
| Malinao | 2,990 | 0 | Dead zone: no towers from any source |
| Pamansaan | 681 | 0 | Dead zone: no towers from any source |
| Pinalim (San Roque) | 1,747 | 0 | Dead zone: no towers from any source |
| Poblacion | 4,744 | 2 | Crowdsourced signal only (no registered tower) |
| Punawan | 2,066 | 0 | Dead zone: no towers from any source |
| Santo Niño (Caliran) | 1,893 | 0 | Dead zone: no towers from any source |
| Sawa | 1,380 | 0 | Dead zone: no towers from any source |
| Sioton | 715 | 0 | Dead zone: no towers from any source |
| Taguisian | 2,638 | 0 | Dead zone: no towers from any source |
| Tandu-Comot (Katipunan) | 1,924 | 0 | Dead zone: no towers from any source |