Santo Tomas Postal Codes: 2507 | La Union, Ilocos Region
The Postal Codes (ZIP Codes) for Santo Tomas is 2507 in La Union, Ilocos Region, La Union, Philippines. The table below lists Postal Codes and postcodes for places within Santo Tomas.
Postal Codes for Places in Santo Tomas
Showing 24 places in Santo Tomas. Last verified with official records on April 20, 2026.
| Ambitacay | |
| Bail | |
| Balaoc | |
| Balsaan | |
| Baybay | |
| Cabaruan | |
| Casantaan | |
| Casilagan | |
| Cupang | |
| Damortis | |
| Fernando | |
| Linong | |
| Lomboy | |
| Malabago | |
| Namboongan | |
| Namonitan | |
| Narvacan | |
| Patac | |
| Poblacion | |
| Pongpong | |
| Raois | |
| Tococ | |
| Tubod | |
| Ubagan |
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Sample Address Format for Santo Tomas
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Santo Tomas, La Union, Ilocos Region, 2507
PHILIPPINES
Santo Tomas on the Map
The map above highlights the geographic boundaries of the Santo Tomas municipalities in Philippines.
Santo Tomas Quick Facts
| Country | Philippines (PH) |
|---|---|
| Administrative Path | Philippines β Ilocos Region β La Union |
| Postal Code | 2507 |
| Region | Ilocos Region |
| Provinces | La Union |
| ISO Codes | PH / PHL / 608 |
| Top-level domain (ccTLD) | .ph |
| Coordinates | 16.28235, 120.386716 |
| Places | 24 |
What to Know About Santo Tomas
Key Facts
Santo Tomas is a municipality located in the province of La Union within the Ilocos Region of the Philippines. Situated in the northwestern part of Luzon island, Santo Tomas occupies a strategic position along the coastal plains of La Union, bordered by the South China Sea to the west and mountainous terrain to the east. This fourth-class municipality covers approximately 6,490 hectares of land area and serves as an important agricultural and residential community within the province. According to recent census data, Santo Tomas has a population of approximately 40,000 residents who primarily engage in farming, fishing, and small-scale commerce. The municipality is administratively divided into 24 barangays, each with its own local governance structure and community characteristics. Santo Tomas maintains its cultural heritage while embracing modern development, featuring a mix of traditional Ilocano architecture and contemporary infrastructure. The municipality's economy is predominantly agricultural, with rice, corn, and tobacco as primary crops, supplemented by coastal fishing activities along its shoreline. For residents and visitors seeking detailed location information, comprehensive postal code data is available for all 24 barangays within Santo Tomas municipality.
Neighboring Regions
- Bacnotan
- San Juan
- Rosario
- Pugo