Caoayan Postal Codes: 2702 | Ilocos Sur, Ilocos Region
The Postal Codes (ZIP Codes) for Caoayan is 2702 in Ilocos Sur, Ilocos Region, Ilocos Sur, Philippines. The table below lists Postal Codes and postcodes for places within Caoayan.
Postal Codes for Places in Caoayan
Showing 17 places in Caoayan. Last verified with official records on April 20, 2026.
| Anonang Mayor | |
| Anonang Menor | |
| Baggoc | |
| Callaguip | |
| Caparacadan | |
| Don Alejandro Quirolgico | |
| Don Dimas Querubin | |
| Don Lorenzo Querubin | |
| Fuerte | |
| Manangat | |
| Naguilian | |
| Nansuagao | |
| Pandan | |
| Pantay Tamurong | |
| Pantay-Quitiquit | |
| Puro | |
| Villamar |
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Sample Address Format for Caoayan
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Caoayan, Ilocos Sur, Ilocos Region, 2702
PHILIPPINES
Caoayan on the Map
The map above highlights the geographic boundaries of the Caoayan municipalities in Philippines.
Caoayan Quick Facts
| Country | Philippines (PH) |
|---|---|
| Administrative Path | Philippines β Ilocos Region β Ilocos Sur |
| Postal Code | 2702 |
| Region | Ilocos Region |
| Provinces | Ilocos Sur |
| ISO Codes | PH / PHL / 608 |
| Top-level domain (ccTLD) | .ph |
| Coordinates | 17.546806, 120.382705 |
| Places | 17 |
What to Know About Caoayan
Key Facts
Caoayan is a coastal municipality located in the province of Ilocos Sur, within the Ilocos Region of the Philippines. Situated along the western coastline of Luzon island, Caoayan lies immediately south of Vigan City, the provincial capital, and occupies a strategic position at the mouth of the Abra River where it meets the South China Sea. The municipality covers a total land area of approximately 17.42 square kilometers and serves as an important agricultural and fishing community within the province. According to the 2020 census, Caoayan has a population of around 19,574 people distributed across its eight barangays, which include Anonang Mayor, Anonang Menor, Baggoc, Callaguip, Caparacadan, Fuerte, Manangat, and Pantay-Quitiquit. The municipality's economy is primarily based on agriculture, with rice, corn, and tobacco as the main crops, complemented by fishing activities along its coastal areas. Caoayan maintains its cultural heritage while serving as a residential and commercial extension of the nearby Vigan City urban center. For those seeking detailed postal code information and location data for Caoayan's barangays and surrounding areas, comprehensive resources are available to assist with mail delivery and geographic navigation throughout this coastal municipality.
Neighboring Regions
- Vigan
- Santa
- San Vicente