Placer comprises 20 barangays with an estimated population of 24,861. 13 of its barangays (65%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Amoslog | 2,718 | 0 | Dead zone: no towers from any source |
| Anislagan | 706 | 0 | Dead zone: no towers from any source |
| Bad-as | 1,164 | 1 | Crowdsourced signal only (no registered tower) |
| Boyongan | 861 | 5 | Crowdsourced signal only (no registered tower) |
| Bugas-bugas | 1,725 | 0 | Dead zone: no towers from any source |
| Central (Pob.) | 2,110 | 0 | Dead zone: no towers from any source |
| Ellaperal (Nonok) | 451 | 0 | Dead zone: no towers from any source |
| Ipil (Pob.) | 1,041 | 1 | Crowdsourced signal only (no registered tower) |
| Lakandula | 696 | 1 | Crowdsourced signal only (no registered tower) |
| Mabini | 1,831 | 2 | Crowdsourced signal only (no registered tower) |
| Macalaya | 1,268 | 2 | Crowdsourced signal only (no registered tower) |
| Magsaysay (Pob.) | 3,405 | 0 | Dead zone: no towers from any source |
| Magupange | 85 | 0 | Dead zone: no towers from any source |
| Pananay-an | 632 | 0 | Dead zone: no towers from any source |
| Panhutongan | 496 | 0 | Dead zone: no towers from any source |
| San Isidro | 181 | 0 | Dead zone: no towers from any source |
| Sani-sani | 232 | 0 | Dead zone: no towers from any source |
| Santa Cruz | 2,795 | 11 | Crowdsourced signal only (no registered tower) |
| Suyoc | 2,023 | 0 | Dead zone: no towers from any source |
| Tagbongabong | 441 | 0 | Dead zone: no towers from any source |