In the
Philippines, a ZIP code is used by the
Philippine Postal Corporation (PhlPost) to simplify the distribution of mail.[1] While its function similar with the
ZIP Codes used in the
United States, its form and usage are quite different. Its use is not mandatory but highly recommended by the PhlPost. A ZIP code is composed of a four-digit number representing a locality. Usually, more than one code is issued for areas within Metro Manila, and a single code for each municipality and each city in provinces, with exceptions such as: [1]
Davao City with 11 ZIP codes (8000, 8016 to 8026);