Area Codes in Châteauguay
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 450 | — | Quebec | 7,730,612 | Canada | America/Montreal |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Dorval | Quebec | Canada | 18,088 | 450, 514 | H4Y, H9P, H9S, J6R |
| Lachine, Quebec | Quebec | Canada | — | 780, 514 | H8R, H8S, H8T |
| Léry, Quebec | Quebec | Canada | — | 450 | J6K, J6N, J6J |
| Mercier, Quebec | Quebec | Canada | 10,121 | 450 | J6R, J6J, J6K, J6N |
| Pointe-Claire | Quebec | Canada | 30,161 | 450, 514 | H9P, H9R, H9S, H3B |