Argentina postal codes (ZIP codes)
The Argentine postal code (CPA) uses the A0000AAA format: a province letter, 4 locality digits, and 3 letters refining the block side. 20,260 postal codes.
Anatomy of a postal code
The Argentine postal code (CPA) uses the A0000AAA format: a province letter, 4 locality digits, and 3 letters refining the block side.
ProvinceThe first letter identifies the province (C is the City of Buenos Aires).
LocalityThe 4 digits identify the locality or delivery area.
BlockThe final 3 letters refine the side of the block.
Example: C1002AAP.
Main cities
Regions