Map of Ilocos Sur

List of Municipalities in the Ilocos Sur province within Region I in the Republic of The Philippines
Alilem | Banayoyo | Bantay | Burgos | Cabugao | Caoayan | Cervantes | Galimuyod | Gregorio Del Pilar | Lidlidda | Magsingal | Nagbukel | Narvacan | Quirino | Salcedo | San Emilio | San Esteban | San Ildefonso | San Juan | San Vicente | Santa | Santa Catalina | Santa Cruz | Santa Lucia | Santa Maria | Santiago | Santo Domingo | Sigay | Sinait | Sugpon | Suyo | Tagudin
Cities in the province of Ilocos Sur: Candon City | Vigan City(Capital)