City of Tanauan comprises 48 barangays with an estimated population of 199,540. 11 of its barangays (23%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Altura Bata | 1,088 | 0 | Dead zone: no towers from any source |
| Altura Matanda | 819 | 0 | Dead zone: no towers from any source |
| Altura-South | 954 | 0 | Dead zone: no towers from any source |
| Ambulong | 7,570 | 14 | Crowdsourced signal only (no registered tower) |
| Bagbag | 3,400 | 0 | Dead zone: no towers from any source |
| Bagumbayan | 8,944 | 28 | Crowdsourced signal only (no registered tower) |
| Balele | 7,528 | 2 | Crowdsourced signal only (no registered tower) |
| Banadero | 4,415 | 10 | Crowdsourced signal only (no registered tower) |
| Banjo East | 3,052 | 22 | Crowdsourced signal only (no registered tower) |
| Banjo Laurel (Banjo West) | 3,912 | 0 | Dead zone: no towers from any source |
| Bilog-bilog | 5,872 | 2 | Crowdsourced signal only (no registered tower) |
| Boot | 7,750 | 0 | Dead zone: no towers from any source |
| Cale | 4,343 | 4 | Crowdsourced signal only (no registered tower) |
| Darasa | 28,809 | 24 | Crowdsourced signal only (no registered tower) |
| Gonzales | 1,881 | 1 | Crowdsourced signal only (no registered tower) |
| Hidalgo | 1,319 | 13 | Crowdsourced signal only (no registered tower) |
| Janopol | 3,230 | 4 | Crowdsourced signal only (no registered tower) |
| Janopol Oriental | 4,080 | 2 | Crowdsourced signal only (no registered tower) |
| Laurel | 1,634 | 2 | Crowdsourced signal only (no registered tower) |
| Luyos | 1,908 | 2 | Crowdsourced signal only (no registered tower) |
| Mabini | 4,440 | 2 | Crowdsourced signal only (no registered tower) |
| Malaking Pulo | 2,064 | 0 | Dead zone: no towers from any source |
| Maria Paz | 3,627 | 1 | Crowdsourced signal only (no registered tower) |
| Maugat | 2,313 | 4 | Crowdsourced signal only (no registered tower) |
| Montaña (Ik-ik) | 1,774 | 2 | Crowdsourced signal only (no registered tower) |
| Natatas | 5,255 | 7 | Crowdsourced signal only (no registered tower) |
| Pagaspas | 6,775 | 64 | Crowdsourced signal only (no registered tower) |
| Pantay Bata | 5,588 | 10 | Crowdsourced signal only (no registered tower) |
| Pantay Matanda | 2,554 | 17 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 1 | 1,624 | 6 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 2 | 616 | 2 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 3 | 3,055 | 3 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 4 | 2,990 | 6 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 5 | 367 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 6 | 3,225 | 11 | Crowdsourced signal only (no registered tower) |
| Poblacion Barangay 7 | 3,476 | 4 | Crowdsourced signal only (no registered tower) |
| Sala | 1,518 | 4 | Crowdsourced signal only (no registered tower) |
| Sambat | 8,248 | 47 | Crowdsourced signal only (no registered tower) |
| San Jose | 1,344 | 0 | Dead zone: no towers from any source |
| Santol (Doña Jacoba Garcia) | 2,018 | 2 | Crowdsourced signal only (no registered tower) |
| Santor | 5,031 | 14 | Crowdsourced signal only (no registered tower) |
| Sulpoc | 2,484 | 0 | Dead zone: no towers from any source |
| Suplang | 1,217 | 0 | Dead zone: no towers from any source |
| Talaga | 6,337 | 26 | Verified coverage (NTC + crowdsourced) |
| Tinurik | 4,868 | 5 | Crowdsourced signal only (no registered tower) |
| Trapiche | 7,216 | 31 | Crowdsourced signal only (no registered tower) |
| Ulango | 4,439 | 23 | Crowdsourced signal only (no registered tower) |
| Wawa | 2,569 | 0 | Dead zone: no towers from any source |