Misamis Occidental has 492 barangays across 17 municipalities. 373 barangays (76%) are connectivity dead zones.
| Municipality | Barangays | Dead zones |
|---|---|---|
| Aloran | 38 | 28 (74%) |
| Baliangao | 15 | 12 (80%) |
| Bonifacio | 28 | 26 (93%) |
| Calamba | 19 | 15 (79%) |
| City of Ozamiz | 51 | 21 (41%) |
| Clarin | 29 | 23 (79%) |
| Concepcion | 18 | 17 (94%) |
| Don Victoriano Chiongbian (Don Mariano Marcos) | 11 | 9 (82%) |
| Jimenez | 25 | 18 (72%) |
| Lopez Jaena | 28 | 26 (93%) |
| Oroquieta City (Capital) | 47 | 31 (66%) |
| Panaon | 16 | 15 (94%) |
| Plaridel | 33 | 30 (91%) |
| Sapang Dalaga | 28 | 22 (79%) |
| Sinacaban | 17 | 15 (88%) |
| Tangub City | 56 | 39 (70%) |
| Tudela | 33 | 26 (79%) |