Jasaan comprises 15 barangays with an estimated population of 59,801. 5 of its barangays (33%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Aplaya | 5,185 | 18 | Verified coverage (NTC + crowdsourced) |
| Bobontugan | 5,409 | 2 | Verified coverage (NTC + crowdsourced) |
| Corrales | 1,148 | 0 | Dead zone: no towers from any source |
| Danao | 3,452 | 6 | Verified coverage (NTC + crowdsourced) |
| I. S. Cruz | 2,458 | 0 | Dead zone: no towers from any source |
| Jampason | 2,794 | 2 | Crowdsourced signal only (no registered tower) |
| Kimaya | 5,582 | 2 | Crowdsourced signal only (no registered tower) |
| Lower Jasaan (Pob.) | 9,213 | 9 | Verified coverage (NTC + crowdsourced) |
| Luz Banzon | 2,561 | 4 | Verified coverage (NTC + crowdsourced) |
| Natubo | 1,427 | 0 | Dead zone: no towers from any source |
| San Antonio | 6,185 | 7 | Verified coverage (NTC + crowdsourced) |
| San Isidro | 2,906 | 0 | Dead zone: no towers from any source |
| San Nicolas | 1,305 | 0 | Dead zone: no towers from any source |
| Solana | 6,237 | 8 | Verified coverage (NTC + crowdsourced) |
| Upper Jasaan (Pob.) | 3,939 | 5 | Verified coverage (NTC + crowdsourced) |