Bauang comprises 39 barangays with an estimated population of 68,377. 17 of its barangays (44%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Acao | 3,255 | 2 | Crowdsourced signal only (no registered tower) |
| Baccuit Norte | 1,788 | 5 | Crowdsourced signal only (no registered tower) |
| Baccuit Sur | 2,132 | 6 | Crowdsourced signal only (no registered tower) |
| Bagbag | 982 | 1 | Crowdsourced signal only (no registered tower) |
| Ballay | 1,296 | 2 | Crowdsourced signal only (no registered tower) |
| Bawanta | 731 | 0 | Dead zone: no towers from any source |
| Boy-utan | 801 | 0 | Dead zone: no towers from any source |
| Bucayab | 1,135 | 1 | Crowdsourced signal only (no registered tower) |
| Cabalayangan | 1,483 | 0 | Dead zone: no towers from any source |
| Cabisilan | 1,228 | 1 | Crowdsourced signal only (no registered tower) |
| Calumbaya | 2,473 | 5 | Crowdsourced signal only (no registered tower) |
| Carmay | 486 | 0 | Dead zone: no towers from any source |
| Casilagan | 851 | 0 | Dead zone: no towers from any source |
| Central East (Pob.) | 4,548 | 6 | Crowdsourced signal only (no registered tower) |
| Central West (Pob.) | 3,923 | 8 | Crowdsourced signal only (no registered tower) |
| Dili | 1,602 | 10 | Crowdsourced signal only (no registered tower) |
| Disso-or | 1,571 | 5 | Crowdsourced signal only (no registered tower) |
| Guerrero | 258 | 1 | Crowdsourced signal only (no registered tower) |
| Lower San Agustin | 646 | 0 | Dead zone: no towers from any source |
| Nagrebcan | 2,411 | 6 | Crowdsourced signal only (no registered tower) |
| Pagdalagan Sur | 1,435 | 2 | Crowdsourced signal only (no registered tower) |
| Palintucang | 1,183 | 0 | Dead zone: no towers from any source |
| Palugsi-Limmansangan | 1,061 | 0 | Dead zone: no towers from any source |
| Parian Este | 1,350 | 0 | Dead zone: no towers from any source |
| Parian Oeste | 908 | 0 | Dead zone: no towers from any source |
| Paringao | 5,360 | 26 | Crowdsourced signal only (no registered tower) |
| Payocpoc Norte Este | 708 | 2 | Crowdsourced signal only (no registered tower) |
| Payocpoc Norte Oeste | 1,229 | 0 | Dead zone: no towers from any source |
| Payocpoc Sur | 3,128 | 3 | Crowdsourced signal only (no registered tower) |
| Pilar | 223 | 0 | Dead zone: no towers from any source |
| Pottot | 1,153 | 0 | Dead zone: no towers from any source |
| Pudoc | 2,072 | 0 | Dead zone: no towers from any source |
| Pugo | 2,794 | 0 | Dead zone: no towers from any source |
| Quinavite | 2,312 | 5 | Crowdsourced signal only (no registered tower) |
| Santa Monica | 1,163 | 0 | Dead zone: no towers from any source |
| Santiago | 4,783 | 8 | Crowdsourced signal only (no registered tower) |
| Taberna | 1,708 | 2 | Crowdsourced signal only (no registered tower) |
| Upper San Agustin | 1,313 | 0 | Dead zone: no towers from any source |
| Urayong | 894 | 1 | Crowdsourced signal only (no registered tower) |