Silay City comprises 16 barangays with an estimated population of 115,498. 4 of its barangays (25%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bagtic | 6,857 | 11 | Crowdsourced signal only (no registered tower) |
| Balaring | 6,013 | 0 | Dead zone: no towers from any source |
| Barangay I (Pob.) | 1,614 | 3 | Crowdsourced signal only (no registered tower) |
| Barangay II (Pob.) | 1,604 | 4 | Crowdsourced signal only (no registered tower) |
| Barangay III (Pob.) | 2,000 | 8 | Crowdsourced signal only (no registered tower) |
| Barangay IV (Pob.) | 7,794 | 25 | Crowdsourced signal only (no registered tower) |
| Barangay V (Pob.) | 5,819 | 39 | Crowdsourced signal only (no registered tower) |
| Barangay VI Pob. (Hawaiian) | 4,989 | 4 | Crowdsourced signal only (no registered tower) |
| Eustaquio Lopez | 15,930 | 0 | Dead zone: no towers from any source |
| Guimbala-on | 10,272 | 8 | Crowdsourced signal only (no registered tower) |
| Guinhalaran | 13,134 | 32 | Crowdsourced signal only (no registered tower) |
| Kapitan Ramon | 4,280 | 0 | Dead zone: no towers from any source |
| Lantad | 10,008 | 14 | Crowdsourced signal only (no registered tower) |
| Mambulac | 15,305 | 9 | Crowdsourced signal only (no registered tower) |
| Patag | 3,370 | 0 | Dead zone: no towers from any source |
| Rizal | 6,509 | 5 | Crowdsourced signal only (no registered tower) |