Santa Maria (Imelda) comprises 6 barangays with an estimated population of 7,495. 6 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 |
|---|---|---|---|
| Bonga | 884 | 0 | Dead zone: no towers from any source |
| Concepcion Norte (Pob.) | 1,823 | 0 | Dead zone: no towers from any source |
| Concepcion Sur | 1,788 | 0 | Dead zone: no towers from any source |
| Paroyhog | 1,054 | 0 | Dead zone: no towers from any source |
| San Isidro | 1,138 | 0 | Dead zone: no towers from any source |
| Santo Niño | 808 | 0 | Dead zone: no towers from any source |