Amlan (Ayuquitan) comprises 8 barangays with an estimated population of 21,803. 2 of its barangays (25%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bio-os | 3,582 | 1 | Crowdsourced signal only (no registered tower) |
| Jantianon | 1,844 | 0 | Dead zone: no towers from any source |
| Jugno | 3,674 | 2 | Crowdsourced signal only (no registered tower) |
| Mag-abo | 1,613 | 2 | Crowdsourced signal only (no registered tower) |
| Poblacion | 1,854 | 5 | Crowdsourced signal only (no registered tower) |
| Silab | 3,895 | 2 | Crowdsourced signal only (no registered tower) |
| Tambojangin | 1,925 | 0 | Dead zone: no towers from any source |
| Tandayag | 3,416 | 6 | Crowdsourced signal only (no registered tower) |