The following are the 40 Barangays of Luna, La Union
| Alcala | Ayaoan | Barangobong |
| Barrientos | Bungro | Buselbusel |
| Cabalitocan | Cantoria No. 1 | Cantoria No. 2 |
| Cantoria No. 3 | Cantoria No. 4 | Carisquis |
| Darigayos | Magallanes | Magsiping |
| Mamay | Nagrebcan | Nalvo Norte |
| Nalvo Sur | Napaset | Oaqui No. 1 |
| Oaqui No. 2 | Oaqui No. 3 | Oaqui No. 4 |
| Pila | Pitpitac | Rimos No. 1 |
| Rimos No. 2 | Rimos No. 3 | Rimos No. 4 |
| Rimos No. 5 | Rissing | Salcedo |
| Santo Domingo Norte | Santo Domingo Sur | Sucoc Norte |
| Sucoc Sur | Suyo | Tallaoen |
| Victoria |
Luna La Union, Philippines 