Catanauan comprises 46 barangays with an estimated population of 60,335. 34 of its barangays (74%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Ajos | 2,193 | 3 | Crowdsourced signal only (no registered tower) |
| Anusan | 1,584 | 0 | Dead zone: no towers from any source |
| Barangay 1 (Pob.) | 1,567 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 10 (Pob.) | 1,443 | 2 | Crowdsourced signal only (no registered tower) |
| Barangay 2 (Pob.) | 438 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay 3 (Pob.) | 203 | 0 | Dead zone: no towers from any source |
| Barangay 4 (Pob.) | 304 | 0 | Dead zone: no towers from any source |
| Barangay 5 (Pob.) | 1,168 | 0 | Dead zone: no towers from any source |
| Barangay 6 (Pob.) | 178 | 0 | Dead zone: no towers from any source |
| Barangay 7 (Pob.) | 3,442 | 0 | Dead zone: no towers from any source |
| Barangay 8 (Pob.) | 2,059 | 0 | Dead zone: no towers from any source |
| Barangay 9 (Pob.) | 4,480 | 3 | Crowdsourced signal only (no registered tower) |
| Bolo | 2,302 | 1 | Crowdsourced signal only (no registered tower) |
| Bulagsong | 919 | 0 | Dead zone: no towers from any source |
| Camandiison | 1,693 | 0 | Dead zone: no towers from any source |
| Canculajao | 1,814 | 0 | Dead zone: no towers from any source |
| Catumbo | 1,150 | 0 | Dead zone: no towers from any source |
| Cawayanin Ibaba | 1,034 | 0 | Dead zone: no towers from any source |
| Cawayanin Ilaya | 392 | 0 | Dead zone: no towers from any source |
| Cutcutan | 858 | 0 | Dead zone: no towers from any source |
| Dahican | 936 | 0 | Dead zone: no towers from any source |
| Doongan Ibaba | 1,191 | 1 | Crowdsourced signal only (no registered tower) |
| Doongan Ilaya | 939 | 0 | Dead zone: no towers from any source |
| Gatasan | 477 | 0 | Dead zone: no towers from any source |
| Macpac | 426 | 0 | Dead zone: no towers from any source |
| Madulao | 4,779 | 2 | Crowdsourced signal only (no registered tower) |
| Matandang Sabang Kanluran | 1,054 | 2 | Crowdsourced signal only (no registered tower) |
| Matandang Sabang Silangan | 1,197 | 3 | Crowdsourced signal only (no registered tower) |
| Milagrosa | 804 | 0 | Dead zone: no towers from any source |
| Navitas | 1,071 | 0 | Dead zone: no towers from any source |
| Pacabit | 982 | 0 | Dead zone: no towers from any source |
| San Antonio Magkupa | 1,204 | 0 | Dead zone: no towers from any source |
| San Antonio Pala | 693 | 0 | Dead zone: no towers from any source |
| San Isidro | 2,897 | 2 | Crowdsourced signal only (no registered tower) |
| San Jose (Anyao) | 442 | 0 | Dead zone: no towers from any source |
| San Pablo (Suha) | 192 | 0 | Dead zone: no towers from any source |
| San Roque (Doyon) | 2,487 | 0 | Dead zone: no towers from any source |
| San Vicente Kanluran | 1,166 | 0 | Dead zone: no towers from any source |
| San Vicente Silangan | 174 | 0 | Dead zone: no towers from any source |
| Santa Maria (Dao) | 232 | 0 | Dead zone: no towers from any source |
| Tagabas Ibaba | 1,641 | 0 | Dead zone: no towers from any source |
| Tagabas Ilaya | 525 | 0 | Dead zone: no towers from any source |
| Tagbacan Ibaba | 977 | 0 | Dead zone: no towers from any source |
| Tagbacan Ilaya | 1,664 | 4 | Crowdsourced signal only (no registered tower) |
| Tagbacan Silangan | 832 | 0 | Dead zone: no towers from any source |
| Tuhian | 2,132 | 0 | Dead zone: no towers from any source |