Biri Postal Codes: 6410 | Northern Samar, Eastern Visayas
The Postal Codes (ZIP Codes) for Biri is 6410 in Northern Samar, Eastern Visayas, Northern Samar, Philippines. The table below lists Postal Codes and postcodes for places within Biri.
Postal Codes for Places in Biri
Showing 8 places in Biri. Last verified with official records on April 20, 2026.
| Kauswagan | |
| Macarthur | |
| Pio Del Pilar | |
| Poblacion | |
| Progresso | |
| San Antonio | |
| San Pedro | |
| Santo Niño |
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Sample Address Format for Biri
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Biri, Northern Samar, Eastern Visayas, 6410
PHILIPPINES
Biri on the Map
The map above highlights the geographic boundaries of the Biri municipalities in Philippines.
Biri Quick Facts
| Country | Philippines (PH) |
|---|---|
| Administrative Path | Philippines → Eastern Visayas → Northern Samar |
| Postal Code | 6410 |
| Region | Eastern Visayas |
| Provinces | Northern Samar |
| ISO Codes | PH / PHL / 608 |
| Top-level domain (ccTLD) | .ph |
| Coordinates | 12.681605, 124.361838 |
| Places | 8 |
What to Know About Biri
Key Facts
Biri is a municipality located in the province of Northern Samar within the Eastern Visayas region of the Philippines. Situated on Biri Island and several smaller surrounding islands in the San Bernardino Strait, this coastal municipality occupies a strategic position between the Samar Sea and the Pacific Ocean. With a total land area of approximately 24.62 square kilometers, Biri is home to around 11,767 residents according to recent census data. The municipality is administratively divided into eight barangays: Poblacion, Kauswagan, MacArthur, Progresso, San Antonio, San Pedro, Talisay, and Villarosa. Biri is particularly renowned for its spectacular geological formations known as the Biri Rock Formations, which consist of massive limestone rocks sculpted by centuries of ocean waves and weathering along the coastline. These natural wonders have made the municipality an emerging tourist destination in the region. The local economy is primarily based on fishing and agriculture, with coconut and rice being the main crops cultivated. For those seeking detailed postal code information and administrative data for Biri's constituent barangays, comprehensive resources are available to facilitate communication and navigation within this unique island municipality.
Neighboring Regions
- Lavezares
- San Jose
- Rosario