Tubigon comprises 34 barangays with an estimated population of 38,992. 23 of its barangays (68%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bagongbanwa | 173 | 0 | Dead zone: no towers from any source |
| Banlasan | 898 | 0 | Dead zone: no towers from any source |
| Batasan (Batasan Island) | 840 | 0 | Dead zone: no towers from any source |
| Bilangbilangan (Bilangbilangan Island) | 33 | 0 | Dead zone: no towers from any source |
| Bosongon | 994 | 1 | Crowdsourced signal only (no registered tower) |
| Buenos Aires | 3,013 | 0 | Dead zone: no towers from any source |
| Bunacan | 773 | 0 | Dead zone: no towers from any source |
| Cabulihan | 2,036 | 6 | Crowdsourced signal only (no registered tower) |
| Cahayag | 728 | 3 | Crowdsourced signal only (no registered tower) |
| Cawayanan | 2,467 | 0 | Dead zone: no towers from any source |
| Centro (Pob.) | 2,438 | 2 | Crowdsourced signal only (no registered tower) |
| Genonocan | 647 | 0 | Dead zone: no towers from any source |
| Guiwanon | 633 | 0 | Dead zone: no towers from any source |
| Ilihan Norte | 1,066 | 0 | Dead zone: no towers from any source |
| Ilihan Sur | 855 | 0 | Dead zone: no towers from any source |
| Libertad | 991 | 0 | Dead zone: no towers from any source |
| Macaas | 2,762 | 7 | Crowdsourced signal only (no registered tower) |
| Matabao | 925 | 1 | Crowdsourced signal only (no registered tower) |
| Mocaboc Island | 106 | 0 | Dead zone: no towers from any source |
| Panadtaran | 626 | 0 | Dead zone: no towers from any source |
| Panaytayon | 1,913 | 0 | Dead zone: no towers from any source |
| Pandan | 913 | 1 | Crowdsourced signal only (no registered tower) |
| Pangapasan (Pangapasan Island) | 0 | 0 | Dead zone: no towers from any source |
| Pinayagan Norte | 1,443 | 0 | Dead zone: no towers from any source |
| Pinayagan Sur | 1,439 | 0 | Dead zone: no towers from any source |
| Pooc Occidental (Pob.) | 1,296 | 2 | Crowdsourced signal only (no registered tower) |
| Pooc Oriental (Pob.) | 2,239 | 7 | Crowdsourced signal only (no registered tower) |
| Potohan | 1,273 | 0 | Dead zone: no towers from any source |
| Talenceras | 728 | 0 | Dead zone: no towers from any source |
| Tan-awan | 657 | 0 | Dead zone: no towers from any source |
| Tinangnan | 2,572 | 3 | Crowdsourced signal only (no registered tower) |
| Ubay Island | 0 | 0 | Dead zone: no towers from any source |
| Ubojan | 1,027 | 1 | Crowdsourced signal only (no registered tower) |
| Villanueva | 488 | 0 | Dead zone: no towers from any source |