Nagcarlan comprises 52 barangays with an estimated population of 68,868. 37 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 |
|---|---|---|---|
| Abo | 1,159 | 0 | Dead zone: no towers from any source |
| Alibungbungan | 1,979 | 1 | Crowdsourced signal only (no registered tower) |
| Alumbrado | 991 | 0 | Dead zone: no towers from any source |
| Balayong | 215 | 0 | Dead zone: no towers from any source |
| Balimbing | 639 | 0 | Dead zone: no towers from any source |
| Balinacon | 1,439 | 0 | Dead zone: no towers from any source |
| Bambang | 4,560 | 3 | Crowdsourced signal only (no registered tower) |
| Banago | 3,339 | 0 | Dead zone: no towers from any source |
| Banca-banca | 524 | 0 | Dead zone: no towers from any source |
| Bangcuro | 1,427 | 0 | Dead zone: no towers from any source |
| Banilad | 1,609 | 0 | Dead zone: no towers from any source |
| Bayaquitos | 417 | 0 | Dead zone: no towers from any source |
| Buboy | 2,064 | 3 | Crowdsourced signal only (no registered tower) |
| Buenavista | 328 | 0 | Dead zone: no towers from any source |
| Buhanginan | 176 | 0 | Dead zone: no towers from any source |
| Bukal | 574 | 0 | Dead zone: no towers from any source |
| Bunga | 343 | 0 | Dead zone: no towers from any source |
| Cabuyew | 206 | 0 | Dead zone: no towers from any source |
| Calumpang | 60 | 0 | Dead zone: no towers from any source |
| Kanluran Kabubuhayan | 1,315 | 0 | Dead zone: no towers from any source |
| Kanluran Lazaan | 1,187 | 0 | Dead zone: no towers from any source |
| Labangan | 251 | 0 | Dead zone: no towers from any source |
| Lagulo | 393 | 0 | Dead zone: no towers from any source |
| Lawaguin | 1,051 | 1 | Crowdsourced signal only (no registered tower) |
| Maiit | 237 | 0 | Dead zone: no towers from any source |
| Malaya | 2,309 | 0 | Dead zone: no towers from any source |
| Malinao | 1,311 | 1 | Crowdsourced signal only (no registered tower) |
| Manaol | 947 | 0 | Dead zone: no towers from any source |
| Maravilla | 462 | 0 | Dead zone: no towers from any source |
| Nagcalbang | 1,293 | 0 | Dead zone: no towers from any source |
| Oples | 578 | 0 | Dead zone: no towers from any source |
| Palayan | 2,496 | 1 | Crowdsourced signal only (no registered tower) |
| Palina | 2,003 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion I (Pob.) | 658 | 3 | Crowdsourced signal only (no registered tower) |
| Poblacion II (Pob.) | 2,167 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion III (Pob.) | 1,459 | 2 | Crowdsourced signal only (no registered tower) |
| Sabang | 453 | 0 | Dead zone: no towers from any source |
| San Francisco | 2,720 | 1 | Crowdsourced signal only (no registered tower) |
| Santa Lucia | 1,519 | 0 | Dead zone: no towers from any source |
| Sibulan | 457 | 0 | Dead zone: no towers from any source |
| Silangan Ilaya | 3,078 | 3 | Crowdsourced signal only (no registered tower) |
| Silangan Kabubuhayan | 1,382 | 0 | Dead zone: no towers from any source |
| Silangan Lazaan | 427 | 0 | Dead zone: no towers from any source |
| Silangan Napapatid | 1,698 | 6 | Crowdsourced signal only (no registered tower) |
| Sinipian | 271 | 0 | Dead zone: no towers from any source |
| Sulsuguin | 308 | 0 | Dead zone: no towers from any source |
| Talahib | 1,045 | 0 | Dead zone: no towers from any source |
| Talangan | 2,705 | 0 | Dead zone: no towers from any source |
| Taytay | 2,939 | 1 | Crowdsourced signal only (no registered tower) |
| Tipacan | 422 | 0 | Dead zone: no towers from any source |
| Wakat | 2,895 | 0 | Dead zone: no towers from any source |
| Yukos | 4,383 | 2 | Crowdsourced signal only (no registered tower) |