Pambujan comprises 26 barangays with an estimated population of 39,801. 26 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 |
|---|---|---|---|
| Cababto-an | 2,149 | 0 | Dead zone: no towers from any source |
| Cabari-an | 1,594 | 0 | Dead zone: no towers from any source |
| Cagbigajo | 395 | 0 | Dead zone: no towers from any source |
| Camparanga | 2,331 | 0 | Dead zone: no towers from any source |
| Canjumadal | 834 | 0 | Dead zone: no towers from any source |
| Doña Anecita | 1,772 | 0 | Dead zone: no towers from any source |
| Ge-adgawan | 758 | 0 | Dead zone: no towers from any source |
| Geparayan | 1,961 | 0 | Dead zone: no towers from any source |
| Ginulgan | 2,528 | 0 | Dead zone: no towers from any source |
| Igot | 1,584 | 0 | Dead zone: no towers from any source |
| Inanahawan | 825 | 0 | Dead zone: no towers from any source |
| Manahao | 476 | 0 | Dead zone: no towers from any source |
| Paninirongan | 626 | 0 | Dead zone: no towers from any source |
| Poblacion District 1 | 2,648 | 0 | Dead zone: no towers from any source |
| Poblacion District 2 | 536 | 0 | Dead zone: no towers from any source |
| Poblacion District 3 | 492 | 0 | Dead zone: no towers from any source |
| Poblacion District 4 | 358 | 0 | Dead zone: no towers from any source |
| Poblacion District 5 | 948 | 0 | Dead zone: no towers from any source |
| Poblacion District 6 | 725 | 0 | Dead zone: no towers from any source |
| Poblacion District 7 | 934 | 0 | Dead zone: no towers from any source |
| Poblacion District 8 | 9,662 | 0 | Dead zone: no towers from any source |
| San Ramon | 504 | 0 | Dead zone: no towers from any source |
| Senonogan | 1,160 | 0 | Dead zone: no towers from any source |
| Sixto T. Balanguit, Sr. | 576 | 0 | Dead zone: no towers from any source |
| Tula | 2,192 | 0 | Dead zone: no towers from any source |
| Ynaguingayan | 1,233 | 0 | Dead zone: no towers from any source |