431 area code
Winnipeg area, Central Time.Area code 431 covers Winnipeg, Portage La Prairie, Stonewall and 143 more places in Manitoba, on Central Time. 204 and 584 cover the same area.
Right now in Winnipeg
Central Time (CST, UTC-6; CDT, UTC-5 in summer)
Calling hours: Mon to Fri, 9 AM to 9:30 PM · Sat to Sun, 10 AM to 6 PM (Canada's CRTC rules)
Calling a lot of them? RegieGO dials up to five lines at once. See the dialer
Where 431 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 431 has 146. Each one's share is how many 431 numbers start there.
- Winnipeg26%
- Portage La Prairie3%
- Stonewall2%
- Brandon2%
Also: Oakbank, Austin, Steinbach, Dauphin, Thompson, Anola, Starbuck, Strathclair, Virden, Holland, Selkirk, Swan River + 130 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 431 number?
Sales calls to homes and cell phones have legal hours, set by Canada's CRTC rules. Hold every 431 number to them, since you can't tell a work line from a personal cell.
What applies to 431Mon to Fri, 9 AM to 9:30 PM · Sat to Sun, 10 AM to 6 PM
- Canada (CRTC)Mon to Fri, 9 AM to 9:30 PM · Sat to Sun, 10 AM to 6 PMApplies to calls to businesses too. Some provinces add rules the tool doesn't apply, like British Columbia's ban on calls on statutory holidays.CRTC Unsolicited Telecommunications Rules, Part III, s. 23 (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
431 and 204 and 584
431 went into service on November 3, 2012. 431, 204 and 584 cover the same area, so new numbers can get any of them and neighbors can have different area codes. 431 holds 42% of the area's exchanges; 204 holds the most. Local calls take all 10 digits.
- 1947204 overlay
- 2012431 starts
- 2022584 overlay
Source: NANPA area code database
Calling a list of 431 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
431 area code FAQ
What area code is 431?
431 is a Manitoba area code for Winnipeg, Portage La Prairie, Stonewall, Brandon and 142 more places.
What time zone is the 431 area code in?
Central Time (CST, UTC-6; CDT, UTC-5 in summer).
Is 204 the same as 431?
Same area, different code. 431, 204 and 584 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 431 numbers?
Mon to Fri, 9 AM to 9:30 PM · Sat to Sun, 10 AM to 6 PM, local time, under Canada's CRTC rules.
When did the 431 area code start?
On November 3, 2012.
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