San Antonio Postal Codes: 6407 | Northern Samar, Eastern Visayas

Key Facts

San Antonio is a municipality located in the province of Northern Samar within the Eastern Visayas region of the Philippines. Situated in the northwestern part of Northern Samar, this coastal municipality faces the Samar Sea to the west while being bordered by other municipalities on its eastern and southern sides. With an approximate population of around 9,000 residents spread across its territory of approximately 60 square kilometers, San Antonio maintains a relatively small but vibrant community. The municipality is administratively divided into 10 barangays, which serve as the fundamental political units governing local affairs and community development. As part of Northern Samar province, San Antonio shares in the region's tropical climate characterized by distinct wet and dry seasons, with agriculture and fishing serving as important economic activities for its residents. The municipality's coastal location provides access to marine resources while its inland areas support various agricultural pursuits. For those seeking to access postal services or send correspondence to specific areas within San Antonio, detailed postal code information is available for each of its constituent barangays to ensure accurate mail delivery throughout the municipality.

Neighboring Regions

• San Vicente
• Lavezares
• Rosario
• Mondragon