San Nicolas Postal Codes: 2901 | Ilocos Norte, Ilocos Region
The Postal Codes (ZIP Codes) for San Nicolas is 2901 in Ilocos Norte, Ilocos Region, Ilocos Norte, Philippines. The table below lists Postal Codes and postcodes for places within San Nicolas.
Postal Codes for Places in San Nicolas
Showing 24 places in San Nicolas. Last verified with official records on April 20, 2026.
| San Agustin | |
| San Baltazar | |
| San Bartolome | |
| San Cayetano | |
| San Eugenio | |
| San Fernando | |
| San Francisco | |
| San Gregorio | |
| San Guillermo | |
| San Ildefonso | |
| San Jose | |
| San Juan Bautista | |
| San Lorenzo | |
| San Lucas | |
| San Marcos | |
| San Miguel | |
| San Pablo | |
| San Paulo | |
| San Pedro | |
| San Rufino | |
| San Silvestre | |
| Santa Asuncion | |
| Santa Cecilia | |
| Santa Monica |
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Sample Address Format for San Nicolas
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
San Nicolas, Ilocos Norte, Ilocos Region, 2901
PHILIPPINES
San Nicolas on the Map
The map above highlights the geographic boundaries of the San Nicolas municipalities in Philippines.
San Nicolas Quick Facts
| Country | Philippines (PH) |
|---|---|
| Administrative Path | Philippines β Ilocos Region β Ilocos Norte |
| Postal Code | 2901 |
| Region | Ilocos Region |
| Provinces | Ilocos Norte |
| ISO Codes | PH / PHL / 608 |
| Top-level domain (ccTLD) | .ph |
| Coordinates | 18.173442, 120.594422 |
| Places | 24 |
What to Know About San Nicolas
Key Facts
San Nicolas is a municipality located in the province of Ilocos Norte within the Ilocos Region of the Philippines. Situated in the northwestern part of Luzon island, San Nicolas occupies a strategic position along the South China Sea coastline, approximately 477 kilometers north of Manila. This first-class municipality covers a land area of approximately 40.18 square kilometers and serves as an important urban center in the province. According to recent census data, San Nicolas has a population of around 38,000 residents, making it one of the more densely populated municipalities in Ilocos Norte. The municipality is administratively divided into 24 barangays, which serve as the fundamental political units governing local affairs and community development. San Nicolas maintains its significance as both an agricultural hub, known for tobacco production, and a commercial center serving surrounding communities. For residents and businesses seeking postal services, accurate postal code information is essential for efficient mail delivery across all 24 barangays within the municipality.
Neighboring Regions
- Laoag City
- Paoay
- Sarrat
- Batac City