Province of Ilocos Sur Postcodes & ZIP Codes
Discover all postcodes in Province of Ilocos Sur, Ilocos, Philippines. Browse cities, disctricts and locations to find accurate postcode information for this region.
Postal Codes Without State
A
Alilem
L
Lidlidda
M
Magsingal
Q
Quirino (Angkaki)
S
T
Tagudin
V
Vigan
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