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The following is a list of the 22 communes in French Guiana, France.
The communes cooperate in the following intercommunalities (as of 2025):
- Communauté d'agglomération du Centre Littoral
- Communauté de communes de l'Est guyanais
- Communauté de communes de l'Ouest guyanais
- Communauté de communes des Savanes
{| class="wikitable sortable"
! INSEE code
! Postal code
! Commune name
|-
| 97360
| 97317
| Apatou
|-
| 97361
| 97319
| Awala-Yalimapo
|-
| 97356
| 97330
| Camopi
|-
| 97302
| 97300
| Cayenne
|-
| 97357
| 97340
| Grand-Santi
|-
| 97303
| 97350
| Iracoubo
|-
| 97304
| 97310
| Kourou
|-
| 97305
| 97355
| Macouria
|-
| 97306
| 97360
| Mana
|-
| 97353
| 97370
| Maripasoula
|-
| 97307
| 97351
| Matoury
|-
| 97313
| 97356
| Montsinéry-Tonnegrande
|-
| 97314
| 97380
| Ouanary
|-
| 97362
| 97340
| Papaichton
|-
| 97301
| 97390
| Régina
|-
| 97309
| 97354
| Remire-Montjoly
|-
| 97310
| 97311
| Roura
|-
| 97358
| 97312
| Saint-Élie
|-
| 97308
| 97313
| Saint-Georges
|-
| 97311
| 97320
| Saint-Laurent-du-Maroni
|-
| 97352
| 97314
| Saül
|-
| 97312
| 97315
| Sinnamary
|}