Gitagum comprises 11 barangays with an estimated population of 21,122. 6 of its barangays (55%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Burnay | 1,969 | 4 | Verified coverage (NTC + crowdsourced) |
| Carlos P. Garcia | 657 | 0 | Dead zone: no towers from any source |
| Cogon | 2,497 | 0 | Dead zone: no towers from any source |
| Gregorio Pelaez (Lagutay) | 2,671 | 0 | Dead zone: no towers from any source |
| Kilangit | 582 | 0 | Dead zone: no towers from any source |
| Matangad | 3,522 | 5 | Crowdsourced signal only (no registered tower) |
| Pangayawan | 970 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion | 4,252 | 6 | Verified coverage (NTC + crowdsourced) |
| Quezon | 1,554 | 2 | Crowdsourced signal only (no registered tower) |
| Tala-o | 1,225 | 0 | Dead zone: no towers from any source |
| Ulab | 1,223 | 0 | Dead zone: no towers from any source |