City of Passi comprises 51 barangays with an estimated population of 87,854. 37 of its barangays (73%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Agdahon | 2,174 | 0 | Dead zone: no towers from any source |
| Agdayao | 1,377 | 0 | Dead zone: no towers from any source |
| Aglalana | 3,653 | 12 | Crowdsourced signal only (no registered tower) |
| Agtabo | 1,609 | 0 | Dead zone: no towers from any source |
| Agtambo | 314 | 3 | Crowdsourced signal only (no registered tower) |
| Alimono | 2,164 | 0 | Dead zone: no towers from any source |
| Arac | 1,104 | 0 | Dead zone: no towers from any source |
| Ayuyan | 543 | 0 | Dead zone: no towers from any source |
| Bacuranan | 1,642 | 9 | Crowdsourced signal only (no registered tower) |
| Bagacay | 640 | 0 | Dead zone: no towers from any source |
| Batu | 294 | 0 | Dead zone: no towers from any source |
| Bayan | 300 | 1 | Crowdsourced signal only (no registered tower) |
| Bitaogan | 3,642 | 0 | Dead zone: no towers from any source |
| Buenavista | 336 | 0 | Dead zone: no towers from any source |
| Buyo | 610 | 0 | Dead zone: no towers from any source |
| Cabunga | 2,165 | 0 | Dead zone: no towers from any source |
| Cadilang | 1,116 | 0 | Dead zone: no towers from any source |
| Cairohan | 1,657 | 0 | Dead zone: no towers from any source |
| Dalicanan | 3,387 | 0 | Dead zone: no towers from any source |
| Gegachac | 601 | 0 | Dead zone: no towers from any source |
| Gemat-y | 1,907 | 0 | Dead zone: no towers from any source |
| Gemumua-agahon | 3,562 | 0 | Dead zone: no towers from any source |
| Gines Viejo | 1,227 | 0 | Dead zone: no towers from any source |
| Imbang Grande | 1,962 | 3 | Crowdsourced signal only (no registered tower) |
| Jaguimitan | 2,561 | 0 | Dead zone: no towers from any source |
| Libo-o | 479 | 0 | Dead zone: no towers from any source |
| Maasin | 1,109 | 0 | Dead zone: no towers from any source |
| Magdungao | 5,697 | 0 | Dead zone: no towers from any source |
| Malag-it Grande | 578 | 0 | Dead zone: no towers from any source |
| Malag-it Pequeño | 413 | 1 | Crowdsourced signal only (no registered tower) |
| Mambiranan Grande | 749 | 0 | Dead zone: no towers from any source |
| Mambiranan Pequeño | 802 | 0 | Dead zone: no towers from any source |
| Man-it | 3,899 | 13 | Crowdsourced signal only (no registered tower) |
| Mantulang | 964 | 0 | Dead zone: no towers from any source |
| Mulapula | 913 | 0 | Dead zone: no towers from any source |
| Nueva Union | 1,799 | 0 | Dead zone: no towers from any source |
| Pagaypay | 628 | 0 | Dead zone: no towers from any source |
| Pangi | 1,164 | 0 | Dead zone: no towers from any source |
| Poblacion Ilawod | 8,228 | 23 | Crowdsourced signal only (no registered tower) |
| Poblacion Ilaya | 2,788 | 1 | Crowdsourced signal only (no registered tower) |
| Punong | 872 | 6 | Crowdsourced signal only (no registered tower) |
| Quinagaringan Grande | 1,168 | 0 | Dead zone: no towers from any source |
| Quinagaringan Pequeño | 928 | 2 | Crowdsourced signal only (no registered tower) |
| Sablogon | 2,337 | 15 | Crowdsourced signal only (no registered tower) |
| Salngan | 3,561 | 0 | Dead zone: no towers from any source |
| Santo Tomas | 3,809 | 2 | Crowdsourced signal only (no registered tower) |
| Sarapan | 918 | 4 | Crowdsourced signal only (no registered tower) |
| Tagubong | 975 | 0 | Dead zone: no towers from any source |
| Talongonan | 1,285 | 0 | Dead zone: no towers from any source |
| Tubod | 795 | 0 | Dead zone: no towers from any source |
| Tuburan | 449 | 0 | Dead zone: no towers from any source |