Province of Isabela ZIP codes

Complete Location Hierarchy

Municipalities connect provinces with barangays in Philippines. This level improves ZIP code lookup accuracy for shipping, address validation, and local delivery planning.

Cagayan Valley
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Province
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Municipality · Current

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Developer API

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Free JSON for Province of Isabela.

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API reference
Example request
GEThttps://api.listpostcode.com/v1/countries/PH/resolve?path=/cagayan-valley/province-of-isabela
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.listpostcode.com/v1/countries/PH/resolve?path=/cagayan-valley/province-of-isabela"