El Salvador Postal Codes

El Salvador uses postal codes in the format CP #### (# = digit, @ = letter).

Example postal codes

• 1101

How an address is written in El Salvador

This is the order El Salvador's postal service expects. Square brackets mark what you replace.

[Recipient name]
[Street address]
[Postal code (1101)]-[City]
[State]
EL SALVADOR

A postal code is optional in El Salvador addresses — mail is deliverable without one, though including it speeds up sorting. The postal code should be written in capital letters.

Country reference

Sources and licensing

Postal code data from GeoNames, used under the Creative Commons Attribution 4.0 International licence. Address formats and validation rules derive from Google's international address metadata, cross-checked against Universal Postal Union addressing standards. Last verified August 2026. Confirm time-critical addresses with the destination country's postal operator.