Obando comprises 11 barangays with an estimated population of 26,947. 4 of its barangays (36%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Binuangan | 262 | 0 | Dead zone: no towers from any source |
| Catanghalan | 1,479 | 3 | Crowdsourced signal only (no registered tower) |
| Hulo | 738 | 0 | Dead zone: no towers from any source |
| Lawa | 3,332 | 15 | Crowdsourced signal only (no registered tower) |
| Paco | 3,194 | 70 | Crowdsourced signal only (no registered tower) |
| Pag-asa (Pob.) | 1,511 | 6 | Crowdsourced signal only (no registered tower) |
| Paliwas | 3,129 | 0 | Dead zone: no towers from any source |
| Panghulo | 7,890 | 24 | Verified coverage (NTC + crowdsourced) |
| Salambao | 999 | 0 | Dead zone: no towers from any source |
| San Pascual | 3,785 | 2 | Crowdsourced signal only (no registered tower) |
| Tawiran | 628 | 3 | Crowdsourced signal only (no registered tower) |