Postal code 56420
This postal code spans 6 municipalities in the Morbihan (56) département:
The postal-code area for 56420 covers approximately 164 km². Postal code 56420 has 4 565 addresses listed in the Base Adresse Nationale. You can also download the BAN addresses for this postal code as CSV.
Frequently asked questions
What are the municipalities of postal code 56420?
Postal code 56420 covers 6 municipalities: PLUMELEC, PLAUDREN, GUEHENNO, CRUGUEL, BULEON, BILLIO.