Gibraltar Postal Code
GX11 1AA Single code used for all addresses. This is in the format of a UK postcode.
Gibraltar uses postal codes in the format GX11 1AA (# = digit). 1 postal codes are recorded for Gibraltar in the open data sources below.
Postal codes by town and city
1 places in Gibraltar have a recorded postal code. The 0 largest have their own page; the rest are listed alphabetically.
Browse every place A–Z
Example postal codes
GX11 1AA
Postal codes by place
Places in Gibraltar with a recorded postal code.
| Place | Postal code |
|---|---|
| Gibraltar | GX11 1AA |
How an address is written in Gibraltar
This is the order Gibraltar's postal service expects. Square brackets mark what you replace.
[Recipient name]
[Street address]
GIBRALTAR
[Postal code (GX11 1AA)]
GIBRALTAR
A postal code is optional in Gibraltar addresses — mail is deliverable without one, though including it speeds up sorting.
Country reference
| ISO 3166-1 alpha-2 | GI |
|---|---|
| ISO 3166-1 alpha-3 | GIB |
| Capital | Gibraltar |
| Telephone code | +350 |
| Currency | Pound (GIP) |
| Internet TLD | .gi |
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.