| Place |
Post Code |
| Allangigan, San Juan |
2514 |
| Aludaid, San Juan |
2514 |
| Bacsayan, San Juan |
2514 |
| Balballosa, San Juan |
2514 |
| Bambanay, San Juan |
2514 |
| Bugbugcao, San Juan |
2514 |
| Caarusipan, San Juan |
2514 |
| Cabaroan, San Juan |
2514 |
| Cabugnayan, San Juan |
2514 |
| Cacapian, San Juan |
2514 |
| Caculangan, San Juan |
2514 |
| Calincamasan, San Juan |
2514 |
| Casilagan, San Juan |
2514 |
| Catdongan, San Juan |
2514 |
| Dangdangla, San Juan |
2514 |
| Dasay, San Juan |
2514 |
| Dinanum, San Juan |
2514 |
| Duplas, San Juan |
2514 |
| Guinguinabang, San Juan |
2514 |
| Ili Norte, San Juan |
2514 |
| Ili Sur, San Juan |
2514 |
| Legleg, San Juan |
2514 |
| Lubing, San Juan |
2514 |
| Nadsaag, San Juan |
2514 |
| Nagsabaran, San Juan |
2514 |
| Naguirangan, San Juan |
2514 |
| All postal codes in La Union |
| Agoo, La Union |
| Aringay, La Union |
| Bacnotan, La Union |
| Bagulin, La Union |
| Balaoan, La Union |
| Bangar, La Union |
| 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 |