How many digits are in a Philippine ZIP code?
Philippine ZIP codes consist of exactly 4 digits. The first one or
two digits generally signify the administrative region or province
cluster, while the final two digits identify the specific post
office, town, or metropolitan district.
How do I write a Philippine mailing address with a postal code?
Standard format: Recipient Name, House/Building Number and Street,
Barangay/District, City or Municipality, 4-digit ZIP Code, Province
(if outside Metro Manila), Philippines. Example: Juan Dela Cruz, 123
Ayala Avenue, Bel-Air, Makati City, 1209, Metro Manila, Philippines.