QUEBEC · AREA CODE GUIDE
450 area code location: Granby and St-Jerome, Quebec
- Local date and time
- Eastern Time
Map data: HSIP (2010) · NANPA · Statistics Canada (Open Government Licence – Canada) · US Census Bureau, checked 26 September 2026. Boundaries are approximate.
Use arrow keys to pan. To zoom, use plus and minus, or hold Ctrl or ⌘ and scroll. On touch screens, use two fingers.
Download the 450 area code map
A printable area code 450 location map, with time zone and state. Use the PNG image in a document or slide; the SVG stays sharp at any size.
450 area code at a glance
- Province
- Quebec
- Primary cities
- Granby, St-Jerome, and Joliette
- Established
- Prefixes in service
- 774 as of 26 September 2026
An area code does not show where a caller is now.
History
Country and calling code: Canada (+1).
Parent code: 514.
New code planned: No, as of 22 September 2026.
Time zone
- Eastern Time
- Standard time UTC−05:00
- Daylight saving time UTC−04:00
Communities covered
450 numbers are issued across 129 communities. These are telephone exchange areas, which follow the phone network rather than city limits, so a place can sit just outside the boundary of the town it is named for.
- Granby
- St-Jerome
- Joliette
- St-Lambert
- Longueuil
- St-Hyacinthe
- Pont-Viau
- Sorel
- Ste-Therese
- St-Jean
- Chomedey
- Valleyfield
- Boucherville
- Laval-Ouest
- Beloeil
- Le Gardeur
- St-Bruno
- St-Eustache
- Ste-Rose
- Terrebonne
- Chambly
- Chateauguay
- Laprairie
- Mascouche
- St-Constant
104 more communities
- Beauharnois
- Laval-Est
- St-Vincent-de-Paul
- Lachute
- Lavaltrie
- St-Sauveur
- Ste-Julie-de-Vercheres
- Cowansville
- L'Epiphanie-l'Assomption
- Ste-Madeleine
- Varennes
- Vaudreuil
- St-Pie
- Ste-Anne-des-Plaines
- Actonvale
- St-Remi
- St-Thomas-d'Aquin
- Contrecoeur
- Coteau-du-Lac
- Coteau-Landing
- Farnham
- Howick
- Hudson
- Les Cedres
- Marieville
- Rawdon
- Rigaud
- Shawbridge
- St-Chrysostome
- St-Clet
- St-Damase
- St-Jacques
- St-Marc
- St-Polycarpe
- St-Simon
- Ste-Helene-de-Bagot
- Ste-Martine
- Vercheres
- Bedford
- Bromont
- Brownsburg
- Crabtree
- Dunham
- Mirabel-Aeroport
- Mirabel-St-Augustin
- Mirabel-Ste-Scholastique
- Oka
- St-Alphonse-de-Rodriguez
- St-Blaise
- St-Calixte-de-Kilkenny
- St-Cesaire
- St-Denis
- St-Felix-de-Valois
- St-Hugues
- St-Jude
- St-Lin
- St-Ours
- St-Paul-D'Abbotsford
- Ste-Julienne
- Ste-Victoire
- Waterloo
- Yamaska
- Hemmingford
- Huntingdon
- Knowlton
- Lacolle
- Morin Heights
- Napierville
- Notre-Dame-de-Stanbridge
- Ormstown
- Pierreville
- Riviere-Beaudette
- St-Andre Est
- St-Barthelemy
- St-Gabriel-de-Brandon
- St-Jean-de-Matha
- St-Michel-des-Saints
- St-Pie-de-Guire
- Ste-Adele
- Ste-Justine-de-Newton
- Ste-Marthe
- Baie-Du-Febvre
- Berthierville
- Clarenceville
- Eastman
- Franklin Centre
- Frelighsburg
- Henryville
- Lanoraie
- Lawrenceville
- Mansonville
- Roxton Falls
- Saint-Liboire
- St-Aime
- St-Hippolyte
- St-Zenon
- St-Zephirin
- Ste-Marguerite
- Ste-Rosalie
- Ste-Sabine
- Sutton
- Upton
- Valcourt
- Venise-en-Quebec
Notable places in 450
| Place | Where | What it is |
|---|---|---|
| Montréal–Mirabel International Airport | 10.4 km from St-Jerome | Airport |
| Montreal Metropolitan Airport | 1.2 km from Longueuil | Airport |
| Roland-Désourdy Airport | 8.1 km from Bromont | Airport |
| Fort Chambly | 1.2 km from Chambly | Fortification |
| Canadian Railway Museum | 0.6 km from St-Constant | Museum |
| Granby Zoo | 2.1 km from Granby | Zoo |
| Fort Richelieu | 6.2 km from Berthierville | Fortification |
| Centre Marcel Dionne | 23.8 km from St-Pie-de-Guire | Arena |
| Cégep Édouard-Montpetit | 5.4 km from Longueuil | College |
| Cégep de Saint-Hyacinthe | 2.4 km from St-Hyacinthe | College |
Also serving this area
Questions about 450
Where is the 450 area code?
450 is in Quebec. Its numbers are issued in Granby, St-Jerome, Joliette, and 126 other communities.
What time zone is area code 450 in?
450 is in Eastern Time. Daylight saving time is observed.
Does 450 have an overlay?
Yes. 579 was added as an overlay on 450 on 21 August 2010. 354 was added as an overlay on 450 on 22 October 2022.
What communities are in the 450 area code?
Granby, St-Jerome, Joliette, Longueuil, and St-Hyacinthe, and 124 other communities.
What province is area code 450 in?
Area code 450 is in Quebec.
Is 450 a toll-free area code?
No. 450 is a geographic area code. The toll-free codes are 800, 833, 844, 855, 866, 877, and 888.
Sources: NANPA area code listing, CNA code status. Checked .
Business phone numbers in area code 450, answered by an AI agent
A local number for Granby, St-Jerome, and Joliette, Quebec, with an AI receptionist that takes caller details, answers the questions you give it, and books appointments. Numbers depend on what carriers have left.