Parang comprises 25 barangays with an estimated population of 23,632. 22 of its barangays (88%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bongo Island (Litayen) | 1,240 | 0 | Dead zone: no towers from any source |
| Campo Islam | 113 | 0 | Dead zone: no towers from any source |
| Cotongan | 329 | 0 | Dead zone: no towers from any source |
| Datu Macarimbang Biruar | 171 | 0 | Dead zone: no towers from any source |
| Gadungan | 289 | 0 | Dead zone: no towers from any source |
| Gadunganpedpandaran | 567 | 0 | Dead zone: no towers from any source |
| Guiday T. Biruar | 2,951 | 0 | Dead zone: no towers from any source |
| Gumagadong Calawag | 354 | 0 | Dead zone: no towers from any source |
| Kabuan | 125 | 0 | Dead zone: no towers from any source |
| Landasan (Sarmiento) | 1,587 | 1 | Crowdsourced signal only (no registered tower) |
| Limbayan | 685 | 0 | Dead zone: no towers from any source |
| Macasandag | 317 | 0 | Dead zone: no towers from any source |
| Magsaysay | 1,783 | 0 | Dead zone: no towers from any source |
| Making | 517 | 0 | Dead zone: no towers from any source |
| Manion | 1,071 | 0 | Dead zone: no towers from any source |
| Moro Point | 149 | 0 | Dead zone: no towers from any source |
| Nituan | 4,490 | 0 | Dead zone: no towers from any source |
| Orandang | 538 | 0 | Dead zone: no towers from any source |
| Pinantao | 1,436 | 1 | Crowdsourced signal only (no registered tower) |
| Poblacion | 1,987 | 4 | Crowdsourced signal only (no registered tower) |
| Poblacion II | 666 | 0 | Dead zone: no towers from any source |
| Polloc | 812 | 0 | Dead zone: no towers from any source |
| Samberen | 909 | 0 | Dead zone: no towers from any source |
| Tagudtongan | 282 | 0 | Dead zone: no towers from any source |
| Tuca-Maror | 264 | 0 | Dead zone: no towers from any source |