City of Bayawan (Tulong) comprises 28 barangays with an estimated population of 118,163. 20 of its barangays (71%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Ali-is | 2,169 | 0 | Dead zone: no towers from any source |
| Banaybanay | 4,430 | 0 | Dead zone: no towers from any source |
| Banga | 6,426 | 11 | Crowdsourced signal only (no registered tower) |
| Boyco | 481 | 0 | Dead zone: no towers from any source |
| Bugay | 4,895 | 0 | Dead zone: no towers from any source |
| Cansumalig | 2,121 | 0 | Dead zone: no towers from any source |
| Dawis | 6,151 | 0 | Dead zone: no towers from any source |
| Kalamtukan | 3,808 | 0 | Dead zone: no towers from any source |
| Kalumboyan | 6,799 | 0 | Dead zone: no towers from any source |
| Malabugas | 3,257 | 5 | Crowdsourced signal only (no registered tower) |
| Mandu-ao | 7,150 | 0 | Dead zone: no towers from any source |
| Maninihon | 8,005 | 1 | Crowdsourced signal only (no registered tower) |
| Minaba | 2,794 | 0 | Dead zone: no towers from any source |
| Nangka | 14,532 | 0 | Dead zone: no towers from any source |
| Narra | 3,877 | 0 | Dead zone: no towers from any source |
| Pagatban | 1,386 | 0 | Dead zone: no towers from any source |
| Poblacion | 4,237 | 2 | Crowdsourced signal only (no registered tower) |
| San Isidro | 1,908 | 0 | Dead zone: no towers from any source |
| San Jose | 3,034 | 0 | Dead zone: no towers from any source |
| San Miguel | 1,328 | 0 | Dead zone: no towers from any source |
| San Roque | 1,574 | 0 | Dead zone: no towers from any source |
| Suba (Pob.) | 2,510 | 3 | Crowdsourced signal only (no registered tower) |
| Tabuan | 3,197 | 0 | Dead zone: no towers from any source |
| Tayawan | 5,762 | 0 | Dead zone: no towers from any source |
| Tinago (Pob.) | 2,373 | 9 | Crowdsourced signal only (no registered tower) |
| Ubos (Pob.) | 1,695 | 6 | Crowdsourced signal only (no registered tower) |
| Villareal | 7,564 | 7 | Crowdsourced signal only (no registered tower) |
| Villasol (Bato) | 4,700 | 0 | Dead zone: no towers from any source |