Mataasnakahoy comprises 16 barangays with an estimated population of 34,722. 7 of its barangays (44%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Barangay II-A (Pob.) | 2,820 | 3 | Crowdsourced signal only (no registered tower) |
| Bayorbor | 1,055 | 1 | Crowdsourced signal only (no registered tower) |
| Bubuyan | 1,606 | 0 | Dead zone: no towers from any source |
| Calingatan | 3,286 | 2 | Crowdsourced signal only (no registered tower) |
| District I (Pob.) | 1,186 | 1 | Crowdsourced signal only (no registered tower) |
| District II (Pob.) | 2,140 | 1 | Crowdsourced signal only (no registered tower) |
| District III (Pob.) | 3,361 | 0 | Dead zone: no towers from any source |
| District IV (Pob.) | 4,871 | 6 | Crowdsourced signal only (no registered tower) |
| Kinalaglagan | 2,943 | 8 | Crowdsourced signal only (no registered tower) |
| Loob | 1,158 | 0 | Dead zone: no towers from any source |
| Lumang Lipa | 2,377 | 3 | Crowdsourced signal only (no registered tower) |
| Manggahan | 921 | 2 | Crowdsourced signal only (no registered tower) |
| Nangkaan | 2,592 | 0 | Dead zone: no towers from any source |
| San Sebastian | 857 | 0 | Dead zone: no towers from any source |
| Santol | 1,390 | 0 | Dead zone: no towers from any source |
| Upa | 2,159 | 0 | Dead zone: no towers from any source |