Banga comprises 22 barangays with an estimated population of 77,661. 12 of its barangays (55%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Benitez (Pob.) | 2,720 | 4 | Crowdsourced signal only (no registered tower) |
| Cabudian | 2,010 | 0 | Dead zone: no towers from any source |
| Cabuling | 3,688 | 0 | Dead zone: no towers from any source |
| Cinco (Barrio 5) | 3,482 | 1 | Crowdsourced signal only (no registered tower) |
| Derilon | 1,203 | 0 | Dead zone: no towers from any source |
| El Nonok | 6,572 | 0 | Dead zone: no towers from any source |
| Improgo Village (Pob.) | 543 | 0 | Dead zone: no towers from any source |
| Kusan (Barrio 8) | 4,966 | 5 | Crowdsourced signal only (no registered tower) |
| Lam-Apos | 380 | 0 | Dead zone: no towers from any source |
| Lamba | 7,984 | 1 | Crowdsourced signal only (no registered tower) |
| Lambingi | 1,726 | 0 | Dead zone: no towers from any source |
| Lampari | 3,201 | 0 | Dead zone: no towers from any source |
| Liwanay (Barrio 1) | 2,683 | 3 | Crowdsourced signal only (no registered tower) |
| Malaya (Barrio 9) | 4,771 | 0 | Dead zone: no towers from any source |
| Punong Grande (Barrio 2) | 3,297 | 0 | Dead zone: no towers from any source |
| Rang-ay (Barrio 4) | 3,639 | 2 | Crowdsourced signal only (no registered tower) |
| Reyes (Pob.) | 4,101 | 2 | Crowdsourced signal only (no registered tower) |
| Rizal (Barrio 3) | 6,293 | 0 | Dead zone: no towers from any source |
| Rizal Poblacion | 3,179 | 8 | Crowdsourced signal only (no registered tower) |
| San Jose (Barrio 7) | 4,580 | 0 | Dead zone: no towers from any source |
| San Vicente (Barrio 6) | 5,818 | 3 | Crowdsourced signal only (no registered tower) |
| Yangco Poblacion | 825 | 3 | Crowdsourced signal only (no registered tower) |