Igbaras comprises 46 barangays with an estimated population of 37,656. 43 of its barangays (93%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alameda | 887 | 0 | Dead zone: no towers from any source |
| Amorogtong | 776 | 0 | Dead zone: no towers from any source |
| Anilawan | 387 | 0 | Dead zone: no towers from any source |
| Bagacay | 404 | 0 | Dead zone: no towers from any source |
| Bagacayan | 587 | 0 | Dead zone: no towers from any source |
| Bagay | 1,055 | 0 | Dead zone: no towers from any source |
| Balibagan | 827 | 0 | Dead zone: no towers from any source |
| Barangay 1 Poblacion | 1,381 | 0 | Dead zone: no towers from any source |
| Barangay 2 Poblacion | 1,875 | 6 | Crowdsourced signal only (no registered tower) |
| Barangay 3 Poblacion | 1,805 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 4 Poblacion | 752 | 0 | Dead zone: no towers from any source |
| Barangay 5 Poblacion | 487 | 0 | Dead zone: no towers from any source |
| Barangay 6 Poblacion | 1,659 | 0 | Dead zone: no towers from any source |
| Barasan | 754 | 0 | Dead zone: no towers from any source |
| Binanua-an | 392 | 0 | Dead zone: no towers from any source |
| Boclod | 188 | 0 | Dead zone: no towers from any source |
| Buenavista | 404 | 0 | Dead zone: no towers from any source |
| Buga | 1,629 | 0 | Dead zone: no towers from any source |
| Bugnay | 172 | 0 | Dead zone: no towers from any source |
| Calampitao | 1,042 | 0 | Dead zone: no towers from any source |
| Cale | 430 | 0 | Dead zone: no towers from any source |
| Catiringan | 1,281 | 0 | Dead zone: no towers from any source |
| Corucuan | 802 | 0 | Dead zone: no towers from any source |
| Igcabugao | 547 | 0 | Dead zone: no towers from any source |
| Igpigus | 1,036 | 0 | Dead zone: no towers from any source |
| Igtalongon | 1,007 | 0 | Dead zone: no towers from any source |
| Indaluyon | 1,015 | 0 | Dead zone: no towers from any source |
| Jovellar | 2,161 | 1 | Crowdsourced signal only (no registered tower) |
| Kinagdan | 719 | 0 | Dead zone: no towers from any source |
| Lab-on | 443 | 0 | Dead zone: no towers from any source |
| Lacay Dol-Dol | 250 | 0 | Dead zone: no towers from any source |
| Lumangan | 289 | 0 | Dead zone: no towers from any source |
| Lutungan | 711 | 0 | Dead zone: no towers from any source |
| Mantangon | 482 | 0 | Dead zone: no towers from any source |
| Mulangan | 444 | 0 | Dead zone: no towers from any source |
| Pasong | 584 | 0 | Dead zone: no towers from any source |
| Passi | 840 | 0 | Dead zone: no towers from any source |
| Pinaopawan | 920 | 0 | Dead zone: no towers from any source |
| Riro-an | 778 | 0 | Dead zone: no towers from any source |
| San Ambrosio | 1,007 | 0 | Dead zone: no towers from any source |
| Santa Barbara | 671 | 0 | Dead zone: no towers from any source |
| Signe | 1,308 | 0 | Dead zone: no towers from any source |
| Tabiac | 382 | 0 | Dead zone: no towers from any source |
| Talayatay | 229 | 0 | Dead zone: no towers from any source |
| Taytay | 891 | 0 | Dead zone: no towers from any source |
| Tigbanaba | 966 | 0 | Dead zone: no towers from any source |