Cavite has 829 barangays across 23 municipalities. 161 barangays (19%) are connectivity dead zones.
| Municipality | Barangays | Dead zones |
|---|---|---|
| Alfonso | 32 | 8 (25%) |
| Amadeo | 26 | 11 (42%) |
| Bacoor City | 73 | 0 (0%) |
| Carmona | 14 | 3 (21%) |
| Cavite City | 84 | 32 (38%) |
| City of Dasmariñas | 75 | 13 (17%) |
| City of General Trias | 33 | 2 (6%) |
| Gen. Mariano Alvarez | 27 | 7 (26%) |
| General Emilio Aguinaldo | 14 | 10 (71%) |
| Imus City | 97 | 6 (6%) |
| Indang | 36 | 8 (22%) |
| Kawit | 23 | 1 (4%) |
| Magallanes | 16 | 6 (38%) |
| Maragondon | 27 | 8 (30%) |
| Mendez (Mendez-Nuñez) | 24 | 9 (38%) |
| Naic | 30 | 6 (20%) |
| Noveleta | 16 | 0 (0%) |
| Rosario | 20 | 8 (40%) |
| Silang | 64 | 8 (12%) |
| Tagaytay City | 34 | 1 (3%) |
| Tanza | 41 | 9 (22%) |
| Ternate | 10 | 5 (50%) |
| Trece Martires City (Capital) | 13 | 0 (0%) |