| Place |
Post Code |
| Nagsimbaanan, Bacnotan |
2515 |
| Nangalisan, Bacnotan |
2515 |
| Narra, Bacnotan |
2515 |
| Ortega, Bacnotan |
2515 |
| Oya-Oy, Bacnotan |
2515 |
| Paagan, Bacnotan |
2515 |
| Pandan, Bacnotan |
2515 |
| Pang-Pang, Bacnotan |
2515 |
| Poblacion, Bacnotan |
2515 |
| Quirino, Bacnotan |
2515 |
| Raois, Bacnotan |
2515 |
| Salincob, Bacnotan |
2515 |
| San Martin, Bacnotan |
2515 |
| Santa Cruz, Bacnotan |
2515 |
| Santa Rita, Bacnotan |
2515 |
| Sapilang, Bacnotan |
2515 |
| Sayoan, Bacnotan |
2515 |
| Sipulo, Bacnotan |
2515 |
| Tammocalao, Bacnotan |
2515 |
| Ubbog, Bacnotan |
2515 |
| Zaragosa, Bacnotan |
2515 |
| All postal codes in La Union |
| Agoo, La Union |
| Aringay, La Union |
| Bacnotan, La Union |
| Bagulin, La Union |
| Balaoan, La Union |
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| Bauang, La Union |
| Burgos, La Union |
| Caba, La Union |
| Luna, La Union |
| Naguilian, La Union |
| Pugo, La Union |
| Rosario, La Union |
| San Fernando, La Union |
| San Gabriel, La Union |
| San Juan, La Union |
| Santo Tomas, La Union |
| Santol, La Union |
| Sudipen, La Union |
| Tubao, La Union |