Postal Codes in Quebec
Quebec's postal codes cover Canada's second-most populous province, home to around 8.9 million residents and the country's largest French-speaking population by a wide margin. Montreal, the province's largest city, blends European-style architecture and culture with a distinctly North American energy, while Quebec City, the provincial capital, remains one of the only fortified cities north of Mexico with intact city walls.
How Postal Codes Are Organized Across the Province
Quebec's postal codes use the leading letters "G," "H," and "J" under Canada's national alphanumeric system. Montreal proper uses codes starting with H, Quebec City and the surrounding region use codes starting with G, and the western and southern suburbs around Montreal use codes starting with J.
Quebec's Major Cities by Population
The chart below shows just how dominant the Montreal metro area is within Quebec's overall population, with Quebec City as the clear second-largest urban center.
Montreal's postal codes cover Quebec's largest city and one of the most culturally distinctive metro areas in North America, home to a thriving arts, tech, and aerospace industry alongside a world-famous food and festival scene. Quebec City, further northeast along the St. Lawrence River, carries deep historical significance as the site of one of the earliest European settlements in North America, with a well-preserved Old Town recognized as a UNESCO World Heritage Site. For a broader comparison, our full ZIP and postal code directory shows how Quebec's system fits alongside other regions we cover.
Gatineau and the National Capital Region
Gatineau, directly across the Ottawa River from Ontario's capital, forms part of Canada's National Capital Region alongside Ottawa, with many residents crossing the provincial border daily for work. This dual-province metro area functions closely together economically, despite falling under two different provincial governments with distinct language laws and regulations.
Rural Quebec and the French Language
Outside Montreal, Quebec remains overwhelmingly French-speaking, and the province's distinct language laws, including requirements around business signage and workplace language, shape daily life in ways that set Quebec apart from every other Canadian province. Rural postal codes across the province cover a landscape of small francophone towns, extensive forestry operations, and significant hydroelectric infrastructure that powers a large share of Quebec's economy.
Why Postal Codes Matter Beyond Mail
In Quebec, postal codes carry particular significance given the province's distinct language laws - businesses use postal-code-level data to determine appropriate French-language service and signage requirements under Quebec's Charter of the French Language. Montreal's aerospace and tech industries rely on postal codes for site selection and talent recruitment. And the province's massive hydroelectric infrastructure, among the largest in the world, uses postal-level data for coordinating operations across its many remote northern facilities.
Finding the Right Postal Code
Use the list below to browse Quebec's postal codes by city, region, or population - sorted so the most populous areas surface first. Each entry links through to a detailed page with additional demographic data. If you're trying to identify the postal code for a specific address rather than browsing by city, the search tool at the top of this page will get you there faster than scrolling through the full list.
Frequently Asked Questions
How many postal codes does Quebec have?
Quebec has tens of thousands of postal codes, second only to Ontario, reflecting its status as Canada's second-most populous province.
What letters do Quebec postal codes start with?
Quebec uses the leading letters G, H, and J, with H covering Montreal proper, G covering Quebec City and the east, and J covering Montreal's southern and western suburbs.
Is Quebec officially French-speaking?
Yes, French is the sole official language of Quebec, and the province has distinct language laws governing business, education, and public signage that differ from the rest of Canada.
Can I look up a Quebec postal code by city name?
Yes, use the search tool on this page or browse the full list below, which is organized by city and sorted by population.
Whether you're relocating to Montreal, researching property near Quebec City, or simply trying to pin down the right postal code for a specific Quebec address, the data below covers every corner of the province.