Bagamanoc comprises 18 barangays with an estimated population of 13,268. 18 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 |
|---|---|---|---|
| Antipolo | 295 | 0 | Dead zone: no towers from any source |
| Bacak | 214 | 0 | Dead zone: no towers from any source |
| Bagatabao | 300 | 0 | Dead zone: no towers from any source |
| Bugao | 163 | 0 | Dead zone: no towers from any source |
| Cahan | 1,112 | 0 | Dead zone: no towers from any source |
| Hinipaan | 1,491 | 0 | Dead zone: no towers from any source |
| Magsaysay | 1,214 | 0 | Dead zone: no towers from any source |
| Poblacion | 248 | 0 | Dead zone: no towers from any source |
| Quezon (Pancayanan) | 1,685 | 0 | Dead zone: no towers from any source |
| Quigaray | 228 | 0 | Dead zone: no towers from any source |
| Sagrada | 475 | 0 | Dead zone: no towers from any source |
| Salvacion (Panuto) | 530 | 0 | Dead zone: no towers from any source |
| San Isidro | 1,975 | 0 | Dead zone: no towers from any source |
| San Rafael (Mahantod) | 284 | 0 | Dead zone: no towers from any source |
| San Vicente | 885 | 0 | Dead zone: no towers from any source |
| Santa Mesa | 689 | 0 | Dead zone: no towers from any source |
| Santa Teresa | 955 | 0 | Dead zone: no towers from any source |
| Suchan | 525 | 0 | Dead zone: no towers from any source |