Longueuil Area Postal Codes
Quebec, Canada · 7 codes
Longueuil Area in Quebec has 7 postal codes, from J4G to J4N, serving 7 places.
Postal codes in Longueuil
Frequently asked questions
What is the postal code of Longueuil?
Longueuil has 7 postal codes, from J4G to J4N. The table lists the places each one serves.
How many places are listed in Longueuil Area?
7 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.