French Guiana Postal Codes

French Guiana uses postal codes in the format ##### (# = digit, @ = letter).

77 postal codes are recorded for French Guiana in the open data sources below.

Postal codes by town and city

22 places in French Guiana have a recorded postal code. The 2 largest have their own page; the rest are listed alphabetically.

Largest towns and cities

Cayenne  ·  Kourou

Browse every place A–Z

A  C  G  I  K  M  O  P  R  S

Example postal codes

• 97300

Largest places and their postal codes

The 22 largest places in French Guiana by population, with a postal code for each. Larger towns link to their own page.

How an address is written in French Guiana

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

[Recipient name]
[Street address]
[Postal code (97300)] [City] [Sorting code]
FRENCH GUIANA

A postal code is required in a complete French Guiana address.

Look up a specific address

For the code covering one particular street or building, French Guiana's postal service publishes an official finder: www.laposte.fr/outils/trouver-un-code-postal. It is authoritative and kept current, which third-party copies often are not.

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.