Saguiaran comprises 30 barangays with an estimated population of 35,923. 22 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 |
|---|---|---|---|
| Alinun | 405 | 0 | Dead zone: no towers from any source |
| Bagoaingud | 622 | 0 | Dead zone: no towers from any source |
| Basak Maito | 1,036 | 0 | Dead zone: no towers from any source |
| Batangan | 1,458 | 2 | Crowdsourced signal only (no registered tower) |
| Bubong | 2,441 | 2 | Crowdsourced signal only (no registered tower) |
| Cadayon | 1,374 | 0 | Dead zone: no towers from any source |
| Cadingilan | 447 | 0 | Dead zone: no towers from any source |
| Comonal | 1,368 | 0 | Dead zone: no towers from any source |
| Dilausan | 540 | 0 | Dead zone: no towers from any source |
| Dilimbayan | 2,138 | 0 | Dead zone: no towers from any source |
| Gadongan | 549 | 0 | Dead zone: no towers from any source |
| Limogao | 380 | 1 | Crowdsourced signal only (no registered tower) |
| Linao | 152 | 0 | Dead zone: no towers from any source |
| Lumbac Toros | 560 | 0 | Dead zone: no towers from any source |
| Lumbayanague | 1,405 | 0 | Dead zone: no towers from any source |
| Maliwanag | 2,523 | 0 | Dead zone: no towers from any source |
| Mapantao | 1,133 | 0 | Dead zone: no towers from any source |
| Mipaga | 1,644 | 1 | Crowdsourced signal only (no registered tower) |
| Natangcopan | 1,311 | 0 | Dead zone: no towers from any source |
| Pagalamatan | 2,167 | 0 | Dead zone: no towers from any source |
| Pamacotan | 503 | 0 | Dead zone: no towers from any source |
| Panggao | 1,372 | 0 | Dead zone: no towers from any source |
| Pantao Raya | 1,409 | 0 | Dead zone: no towers from any source |
| Pantaon | 1,291 | 1 | Crowdsourced signal only (no registered tower) |
| Patpangkat | 1,929 | 0 | Dead zone: no towers from any source |
| Pawak | 1,002 | 1 | Crowdsourced signal only (no registered tower) |
| Pindolonan | 588 | 1 | Crowdsourced signal only (no registered tower) |
| Poblacion | 2,076 | 2 | Crowdsourced signal only (no registered tower) |
| Salocad | 1,717 | 0 | Dead zone: no towers from any source |
| Sungcod | 383 | 0 | Dead zone: no towers from any source |