Clarin comprises 29 barangays with an estimated population of 38,728. 23 of its barangays (79%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bernad | 371 | 0 | Dead zone: no towers from any source |
| Bito-on | 189 | 0 | Dead zone: no towers from any source |
| Cabunga-an | 562 | 0 | Dead zone: no towers from any source |
| Canibungan Daku | 1,003 | 4 | Crowdsourced signal only (no registered tower) |
| Canibungan Putol | 63 | 0 | Dead zone: no towers from any source |
| Canipacan | 1,004 | 0 | Dead zone: no towers from any source |
| Dalingap | 723 | 0 | Dead zone: no towers from any source |
| Dela Paz | 846 | 0 | Dead zone: no towers from any source |
| Dolores | 1,434 | 0 | Dead zone: no towers from any source |
| Gata Daku | 1,035 | 0 | Dead zone: no towers from any source |
| Gata Diot | 307 | 0 | Dead zone: no towers from any source |
| Guba (Ozamis) | 816 | 0 | Dead zone: no towers from any source |
| Kinangay Norte | 877 | 0 | Dead zone: no towers from any source |
| Kinangay Sur | 1,947 | 0 | Dead zone: no towers from any source |
| Lapasan | 5,700 | 8 | Verified coverage (NTC + crowdsourced) |
| Lupagan | 2,012 | 6 | Crowdsourced signal only (no registered tower) |
| Malibangcao | 1,173 | 1 | Crowdsourced signal only (no registered tower) |
| Masabud | 2,155 | 0 | Dead zone: no towers from any source |
| Mialen | 3,458 | 0 | Dead zone: no towers from any source |
| Pan-ay | 1,530 | 9 | Crowdsourced signal only (no registered tower) |
| Penacio | 105 | 0 | Dead zone: no towers from any source |
| Poblacion I | 883 | 0 | Dead zone: no towers from any source |
| Poblacion II | 2,421 | 0 | Dead zone: no towers from any source |
| Poblacion III | 1,728 | 0 | Dead zone: no towers from any source |
| Poblacion IV | 1,849 | 1 | Crowdsourced signal only (no registered tower) |
| Sebasi | 251 | 0 | Dead zone: no towers from any source |
| Segatic Daku | 628 | 0 | Dead zone: no towers from any source |
| Segatic Diot | 633 | 0 | Dead zone: no towers from any source |
| Tinacla-an | 3,025 | 0 | Dead zone: no towers from any source |