Panukulan comprises 13 barangays with an estimated population of 10,720. 12 of its barangays (92%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Balungay | 387 | 0 | Dead zone: no towers from any source |
| Bato | 527 | 0 | Dead zone: no towers from any source |
| Bonbon | 1,227 | 0 | Dead zone: no towers from any source |
| Calasumanga | 1,386 | 0 | Dead zone: no towers from any source |
| Kinalagti | 423 | 0 | Dead zone: no towers from any source |
| Libo | 804 | 0 | Dead zone: no towers from any source |
| Lipata | 454 | 0 | Dead zone: no towers from any source |
| Matangkap | 544 | 0 | Dead zone: no towers from any source |
| Milawid | 495 | 0 | Dead zone: no towers from any source |
| Pagitan | 458 | 0 | Dead zone: no towers from any source |
| Pandan | 965 | 0 | Dead zone: no towers from any source |
| Rizal | 1,595 | 0 | Dead zone: no towers from any source |
| San Juan (Pob.) | 1,455 | 3 | Crowdsourced signal only (no registered tower) |