Postal Codes in Saskatchewan
Saskatchewan's postal codes cover a Canadian prairie province famous for its vast, flat wheat fields stretching to the horizon, home to around 1.2 million residents split fairly evenly between its two main cities, Saskatoon and Regina. Unlike many provinces, Saskatchewan lacks a single dominant metro area, giving it a somewhat more balanced urban structure.
How Postal Codes Are Organized Across the Province
Saskatchewan's postal codes use the leading letter "S" under Canada's national alphanumeric system. Saskatoon's codes generally start with S7, Regina, the provincial capital, uses codes starting with S4, and Prince Albert, in the province's north, carries codes starting with S6.
Saskatchewan's Major Cities by Population
The chart below shows how population splits fairly evenly between Saskatoon and Regina, Saskatchewan's two dominant cities, with Prince Albert forming a smaller third hub.
Saskatoon's postal codes cover Saskatchewan's largest city, home to a growing tech and agricultural biotechnology sector alongside the University of Saskatchewan, one of the province's major research institutions. Regina, the provincial capital, carries a strong government presence alongside significant energy and agricultural industry headquarters. For a broader comparison, our full ZIP and postal code directory shows how Saskatchewan's system fits alongside other regions we cover.
The Wheat Belt and Prairie Farmland
Saskatchewan is one of the world's most significant wheat-producing regions, and the province's flat, fertile prairie has earned it the nickname "the Breadbasket of Canada." Postal codes across rural Saskatchewan cover vast farming communities, many with declining populations as agricultural consolidation reduces the number of farms needed to work the same amount of land, a pattern seen throughout the North American Great Plains.
Potash and Uranium Mining
Beyond agriculture, Saskatchewan holds some of the world's largest potash deposits, a key ingredient in fertilizer production, alongside significant uranium mining operations in the province's north. Postal codes near these mining regions reflect a resource-driven economy that has helped diversify Saskatchewan beyond its traditional agricultural base, particularly during periods of strong global commodity demand.
Why Postal Codes Matter Beyond Mail
In Saskatchewan, postal codes carry particular significance for the agricultural sector, given the province's status as one of the world's top wheat producers - grain cooperatives rely on postal-code-level data extensively for shipping logistics across the province's rail network. Potash and uranium mining companies use postal codes for workforce and logistics coordination in more remote northern regions. And with a genuinely balanced population split between Saskatoon and Regina, businesses expanding into the province often need to evaluate both markets separately using postal-level data.
Finding the Right Postal Code
Use the list below to browse Saskatchewan'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 Saskatchewan have?
Saskatchewan has thousands of postal codes, split fairly evenly between Saskatoon and Regina, with the rest spread across the province's many rural farming communities.
What letter do Saskatchewan postal codes start with?
Saskatchewan postal codes all begin with the letter S, part of Canada's national alphanumeric postal code system.
Why doesn't Saskatchewan have one dominant city?
Saskatoon and Regina have historically grown at a similar pace, with Regina benefiting from its status as the provincial capital and Saskatoon growing around agriculture, mining, and education, resulting in a more balanced urban structure than many other provinces.
Can I look up a Saskatchewan 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 Saskatoon or Regina, researching farmland property in rural Saskatchewan, or simply trying to pin down the right postal code for a specific Saskatchewan address, the data below covers every corner of the province.