Allen comprises 20 barangays with an estimated population of 24,269. 15 of its barangays (75%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Alejandro Village (Santiago) | 286 | 0 | Dead zone: no towers from any source |
| Bonifacio | 524 | 0 | Dead zone: no towers from any source |
| Cabacungan | 2,574 | 0 | Dead zone: no towers from any source |
| Calarayan | 605 | 0 | Dead zone: no towers from any source |
| Frederic | 181 | 0 | Dead zone: no towers from any source |
| Guin-arawayan | 533 | 0 | Dead zone: no towers from any source |
| Imelda | 295 | 0 | Dead zone: no towers from any source |
| Jubasan | 3,010 | 0 | Dead zone: no towers from any source |
| Kinabranan Zone I (Pob.) | 605 | 3 | Crowdsourced signal only (no registered tower) |
| Kinabranan Zone II (Pob.) | 2,882 | 4 | Crowdsourced signal only (no registered tower) |
| Kinaguitman | 997 | 0 | Dead zone: no towers from any source |
| Lagundi | 1,247 | 0 | Dead zone: no towers from any source |
| Lipata | 1,755 | 0 | Dead zone: no towers from any source |
| Lo-oc | 420 | 1 | Crowdsourced signal only (no registered tower) |
| Londres | 1,288 | 0 | Dead zone: no towers from any source |
| Sabang Zone I (Pob.) | 190 | 1 | Crowdsourced signal only (no registered tower) |
| Sabang Zone II (Pob.) | 5,744 | 1 | Crowdsourced signal only (no registered tower) |
| Santa Rita | 195 | 0 | Dead zone: no towers from any source |
| Tasvilla | 284 | 0 | Dead zone: no towers from any source |
| Victoria | 654 | 0 | Dead zone: no towers from any source |