Sapa-Sapa comprises 23 barangays with an estimated population of 6,877. 23 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 |
|---|---|---|---|
| Baldatal Islam | 358 | 0 | Dead zone: no towers from any source |
| Butun | 435 | 0 | Dead zone: no towers from any source |
| Dalo-dalo | 225 | 0 | Dead zone: no towers from any source |
| Kohec | 31 | 0 | Dead zone: no towers from any source |
| Lakit-lakit | 332 | 0 | Dead zone: no towers from any source |
| Latuan (Suasang) | 200 | 0 | Dead zone: no towers from any source |
| Look Natuh | 160 | 0 | Dead zone: no towers from any source |
| Lookan Banaran | 157 | 0 | Dead zone: no towers from any source |
| Lookan Latuan | 156 | 0 | Dead zone: no towers from any source |
| Malanta | 580 | 0 | Dead zone: no towers from any source |
| Mantabuan Tabunan | 405 | 0 | Dead zone: no towers from any source |
| Nunuk Likud Sikubong | 203 | 0 | Dead zone: no towers from any source |
| Palate Gadjaminah | 356 | 0 | Dead zone: no towers from any source |
| Pamasan | 228 | 0 | Dead zone: no towers from any source |
| Sapa-sapa (Pob.) | 316 | 0 | Dead zone: no towers from any source |
| Sapaat | 277 | 0 | Dead zone: no towers from any source |
| Sukah-sukah | 289 | 0 | Dead zone: no towers from any source |
| Tabunan Likud Sikubong | 338 | 0 | Dead zone: no towers from any source |
| Tangngah (Lalung Sikubong) | 107 | 0 | Dead zone: no towers from any source |
| Tapian Bohe North | 273 | 0 | Dead zone: no towers from any source |
| Tapian Bohe South | 327 | 0 | Dead zone: no towers from any source |
| Tonggusong Banaran | 985 | 0 | Dead zone: no towers from any source |
| Tup-tup Banaran | 139 | 0 | Dead zone: no towers from any source |