Ilocos Sur Postal Code
Here is a list of Ilocos Sur postal codes that you can refer to and copy for your use.
2716 - Alilem
2708 - Banayoyo
2727 - Bantay
2724 - Burgos
2732 - Cabugao
2710 - Candon City
2702 - Caoayan
2718 - Cervantes
2709 - Galimuyod
2720 - Gregorio Del Pilar
2723 - Lidlidda
2730 - Magsingal
2725 - Nagbukel
2704 - Narvacan
2721 - Quirino
2711 - Salcedo
2722 - San Emilio
2706 - San Esteban
2728 - San Ildefonso
2731 - San Juan
2726 - San Vicente
2703 - Santa
2701 - Santa Catalina
2713 - Santa Cruz
2712 - Santa Lucia
2705 - Santa Maria
2707 - Santiago
2729 - Santo Domingo
2719 - Sigay
2733 - Sinait
2717 - Sugpon
2715 - Suyo
2714 - Tagudin
2700 - Vigan City