Ilocos Sur
LocationZip Code
Alilem2716
Banayoyo2708
Bantay2727
Burgos2724
Cabugao2732
Candon City2710
Caoayan2702
Cervantes2718
Galimuyod2709
Gregorio del Pilar2720
Lidlidda2723
Magsingal2730
Nagbukel2725
Narvacan2704
Quirino (Angkaki)2721
Salcedo (Baugen)2711
San Emilio2722
San Esteban2706
San Ildefonso2728
San Juan (Lapog)2731
San Vicente2726
Santa2703
Santa Catalina2701
Santa Cruz2713
Santa Lucia2712
Santa Maria2705
Santiago2707
Santo Domingo2729
Sigay2719
Sinait2733
Sugpon2717
Suyo2715
Tagudin2714
Vigan City2700