Nasugbu comprises 42 barangays with an estimated population of 152,341. 12 of its barangays (29%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Aga | 5,036 | 21 | Crowdsourced signal only (no registered tower) |
| Balaytigui | 3,712 | 36 | Crowdsourced signal only (no registered tower) |
| Banilad | 4,367 | 40 | Crowdsourced signal only (no registered tower) |
| Barangay 1 (Pob.) | 1,391 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 10 (Pob.) | 295 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 11 (Pob.) | 700 | 6 | Crowdsourced signal only (no registered tower) |
| Barangay 12 (Pob.) | 263 | 3 | Crowdsourced signal only (no registered tower) |
| Barangay 2 (Pob.) | 8,753 | 5 | Crowdsourced signal only (no registered tower) |
| Barangay 3 (Pob.) | 481 | 5 | Crowdsourced signal only (no registered tower) |
| Barangay 4 (Pob.) | 2,700 | 0 | Dead zone: no towers from any source |
| Barangay 5 (Pob.) | 1,349 | 0 | Dead zone: no towers from any source |
| Barangay 6 (Pob.) | 374 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 7 (Pob.) | 802 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 8 (Pob.) | 142 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 9 (Pob.) | 126 | 4 | Crowdsourced signal only (no registered tower) |
| Bilaran | 7,896 | 20 | Crowdsourced signal only (no registered tower) |
| Bucana | 1,827 | 9 | Crowdsourced signal only (no registered tower) |
| Bulihan | 3,288 | 0 | Dead zone: no towers from any source |
| Bunducan | 2,497 | 0 | Dead zone: no towers from any source |
| Butucan | 3,101 | 1 | Crowdsourced signal only (no registered tower) |
| Calayo | 2,598 | 11 | Crowdsourced signal only (no registered tower) |
| Catandaan | 1,932 | 2 | Crowdsourced signal only (no registered tower) |
| Cogunan | 6,879 | 15 | Crowdsourced signal only (no registered tower) |
| Dayap | 2,776 | 0 | Dead zone: no towers from any source |
| Kaylaway | 8,706 | 55 | Crowdsourced signal only (no registered tower) |
| Kayrilaw | 3,329 | 0 | Dead zone: no towers from any source |
| Latag | 2,670 | 0 | Dead zone: no towers from any source |
| Looc | 3,746 | 14 | Crowdsourced signal only (no registered tower) |
| Lumbangan | 8,553 | 35 | Crowdsourced signal only (no registered tower) |
| Malapad Na Bato | 2,144 | 0 | Dead zone: no towers from any source |
| Mataas Na Pulo | 2,400 | 0 | Dead zone: no towers from any source |
| Maugat | 1,445 | 0 | Dead zone: no towers from any source |
| Munting Indan | 3,330 | 2 | Crowdsourced signal only (no registered tower) |
| Natipuan | 4,600 | 28 | Crowdsourced signal only (no registered tower) |
| Pantalan | 7,619 | 5 | Crowdsourced signal only (no registered tower) |
| Papaya | 3,031 | 30 | Crowdsourced signal only (no registered tower) |
| Putat | 8,145 | 2 | Crowdsourced signal only (no registered tower) |
| Reparo | 3,289 | 3 | Crowdsourced signal only (no registered tower) |
| Talangan | 4,807 | 0 | Dead zone: no towers from any source |
| Tumalim | 5,324 | 3 | Crowdsourced signal only (no registered tower) |
| Utod | 1,399 | 0 | Dead zone: no towers from any source |
| Wawa | 14,519 | 12 | Crowdsourced signal only (no registered tower) |