Ilocos Postal Codes
Philippines · 126 codes
Ilocos has 126 postal codes, from 2400 to 2922, serving 126 places in 4 provinces. Choose a province to see every code and place.
Provinces of Ilocos
Frequently asked questions
How many postal codes are there in Ilocos?
126 postal codes for 126 places in 4 provinces.
What is the postal code range of Ilocos?
Postal codes in Ilocos run from 2400 to 2922 in this list.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.