Sultan Dumalondong comprises 7 barangays with an estimated population of 3,837. 7 of its barangays (100%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bacayawan | 340 | 0 | Dead zone: no towers from any source |
| Buta (Sumalindao) | 398 | 0 | Dead zone: no towers from any source |
| Dinganun Guilopa (Dingunun) | 493 | 0 | Dead zone: no towers from any source |
| Lumbac | 965 | 0 | Dead zone: no towers from any source |
| Malalis | 709 | 0 | Dead zone: no towers from any source |
| Pagalongan | 444 | 0 | Dead zone: no towers from any source |
| Tagoranao | 488 | 0 | Dead zone: no towers from any source |