Tigbauan comprises 52 barangays with an estimated population of 68,637. 35 of its barangays (67%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alupidian | 442 | 0 | Dead zone: no towers from any source |
| Atabayan | 3,033 | 11 | Crowdsourced signal only (no registered tower) |
| Bagacay | 1,807 | 0 | Dead zone: no towers from any source |
| Baguingin | 3,453 | 10 | Crowdsourced signal only (no registered tower) |
| Bagumbayan | 2,109 | 2 | Crowdsourced signal only (no registered tower) |
| Bangkal | 591 | 0 | Dead zone: no towers from any source |
| Bantud | 558 | 0 | Dead zone: no towers from any source |
| Barangay 1 (Pob.) | 467 | 7 | Crowdsourced signal only (no registered tower) |
| Barangay 2 (Pob.) | 182 | 0 | Dead zone: no towers from any source |
| Barangay 3 (Pob.) | 847 | 0 | Dead zone: no towers from any source |
| Barangay 4 (Pob.) | 1,174 | 0 | Dead zone: no towers from any source |
| Barangay 5 (Pob.) | 121 | 0 | Dead zone: no towers from any source |
| Barangay 6 (Pob.) | 436 | 5 | Crowdsourced signal only (no registered tower) |
| Barangay 7 (Pob.) | 1,103 | 9 | Crowdsourced signal only (no registered tower) |
| Barangay 8 (Pob.) | 686 | 0 | Dead zone: no towers from any source |
| Barangay 9 (Pob.) | 3,194 | 4 | Crowdsourced signal only (no registered tower) |
| Barosong | 1,404 | 1 | Crowdsourced signal only (no registered tower) |
| Barroc | 585 | 5 | Crowdsourced signal only (no registered tower) |
| Bayuco | 773 | 0 | Dead zone: no towers from any source |
| Binaliuan Mayor | 1,786 | 0 | Dead zone: no towers from any source |
| Binaliuan Menor | 861 | 0 | Dead zone: no towers from any source |
| Bitas | 2,012 | 1 | Crowdsourced signal only (no registered tower) |
| Buenavista | 881 | 0 | Dead zone: no towers from any source |
| Bugasongan | 337 | 0 | Dead zone: no towers from any source |
| Buyu-an | 3,403 | 13 | Crowdsourced signal only (no registered tower) |
| Canabuan | 804 | 0 | Dead zone: no towers from any source |
| Cansilayan | 384 | 0 | Dead zone: no towers from any source |
| Cordova Norte | 2,215 | 0 | Dead zone: no towers from any source |
| Cordova Sur | 1,645 | 6 | Crowdsourced signal only (no registered tower) |
| Danao | 758 | 0 | Dead zone: no towers from any source |
| Dapdap | 944 | 0 | Dead zone: no towers from any source |
| Dorong-an | 2,095 | 1 | Crowdsourced signal only (no registered tower) |
| Guisian | 444 | 0 | Dead zone: no towers from any source |
| Isauan | 434 | 0 | Dead zone: no towers from any source |
| Isian | 521 | 0 | Dead zone: no towers from any source |
| Jamog | 841 | 0 | Dead zone: no towers from any source |
| Lanag | 1,480 | 0 | Dead zone: no towers from any source |
| Linobayan | 636 | 0 | Dead zone: no towers from any source |
| Lubog | 682 | 0 | Dead zone: no towers from any source |
| Nagba | 1,201 | 0 | Dead zone: no towers from any source |
| Namocon | 3,075 | 5 | Crowdsourced signal only (no registered tower) |
| Napnapan Norte | 2,709 | 0 | Dead zone: no towers from any source |
| Napnapan Sur | 2,112 | 0 | Dead zone: no towers from any source |
| Olo Barroc | 2,378 | 0 | Dead zone: no towers from any source |
| Parara Norte | 2,914 | 2 | Crowdsourced signal only (no registered tower) |
| Parara Sur | 2,526 | 2 | Crowdsourced signal only (no registered tower) |
| San Rafael | 521 | 0 | Dead zone: no towers from any source |
| Sermon | 459 | 0 | Dead zone: no towers from any source |
| Sipitan | 577 | 0 | Dead zone: no towers from any source |
| Supa | 554 | 0 | Dead zone: no towers from any source |
| Tan Pael | 2,881 | 1 | Crowdsourced signal only (no registered tower) |
| Taro | 602 | 0 | Dead zone: no towers from any source |