Matag-ob comprises 21 barangays with an estimated population of 20,080. 21 of its barangays (100%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Balagtas | 2,775 | 0 | Dead zone: no towers from any source |
| Bonoy (Pob.) | 1,554 | 0 | Dead zone: no towers from any source |
| Bulak | 417 | 0 | Dead zone: no towers from any source |
| Cambadbad | 360 | 0 | Dead zone: no towers from any source |
| Candelaria | 403 | 0 | Dead zone: no towers from any source |
| Cansoso | 960 | 0 | Dead zone: no towers from any source |
| Imelda | 292 | 0 | Dead zone: no towers from any source |
| Malazarte | 175 | 0 | Dead zone: no towers from any source |
| Mansahaon | 582 | 0 | Dead zone: no towers from any source |
| Mansalip (Pob.) | 2,359 | 0 | Dead zone: no towers from any source |
| Masaba | 788 | 0 | Dead zone: no towers from any source |
| Naulayan | 355 | 0 | Dead zone: no towers from any source |
| Riverside (Pob.) | 689 | 0 | Dead zone: no towers from any source |
| San Dionisio | 238 | 0 | Dead zone: no towers from any source |
| San Guillermo | 776 | 0 | Dead zone: no towers from any source |
| San Marcelino | 588 | 0 | Dead zone: no towers from any source |
| San Sebastian | 505 | 0 | Dead zone: no towers from any source |
| San Vicente | 1,905 | 0 | Dead zone: no towers from any source |
| Santa Rosa | 565 | 0 | Dead zone: no towers from any source |
| Santo Rosario | 3,415 | 0 | Dead zone: no towers from any source |
| Talisay (Pob.) | 379 | 0 | Dead zone: no towers from any source |