Davao Oriental has 183 barangays across 11 municipalities. 135 barangays (74%) are connectivity dead zones.
| Municipality | Barangays | Dead zones |
|---|---|---|
| Baganga | 18 | 9 (50%) |
| Banaybanay | 14 | 5 (36%) |
| Boston | 8 | 8 (100%) |
| Caraga | 17 | 16 (94%) |
| Cateel | 16 | 15 (94%) |
| City of Mati (Capital) | 26 | 10 (38%) |
| Governor Generoso | 20 | 18 (90%) |
| Lupon | 21 | 16 (76%) |
| Manay | 17 | 16 (94%) |
| San Isidro | 16 | 12 (75%) |
| Tarragona | 10 | 10 (100%) |