Area code · Canada
Area code 431 — Winnipeg, MB
Manitoba · in service since November 3, 2012
Area code 431 covers all of Manitoba. 204, 584 overlay it as well, so neighbors can have different area codes.
Local time in Winnipeg
Spam reports from Sep 23 – Oct 22, 2026
Average #321 of 461 codes
228 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneCentral Time; UTC-5 all year from Nov 1, 2026
- Local calls10 digits
- Prefixes579 in service
- Runs out~3Q 2035
- Unwanted call?Block & report
Spam call reports about 431 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 17 |
| Sep 14 | 42 |
| Sep 21 | 36 |
| Sep 28 | 34 |
| Oct 5 | 57 |
| Oct 12 | 70 |
| Oct 19 (4 days) | 44 |
Compared with all codes
- Robocalls
- 92%all codes 75%
- Callers with the same code
- 0%all codes 35%
- Rank by complaints
- #321of 461 · middle half
- FCC complaints, Oct 2025 – Sep 2026
- 13
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 131 44% | |
| Calls pretending to be government, businesses, or family and friends | 22 7% | |
| Dropped call or no message | 2 1% | |
| Medical & prescriptions | 1 <1% | |
| Work from home & other ways to make money | 1 <1% | |
| Other | 130 43% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| California | 44 15% | |
| Florida | 42 14% | |
| Texas | 32 11% | |
| Illinois | 13 4% | |
| Georgia | 12 4% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 431 location and prefixes
| Exchange (CNAC) | Place | Prefixes |
|---|---|---|
| Winnipeg | Winnipeg | 153 |
| Portage La Prairie | Portage La Prairie | 15 |
| Stonewall | Stonewall | 11 |
| Brandon | Brandon | 10 |
| Oakbank | Oakbank | 9 |
| Austin | Austin | 8 |
| Anola | Anola | 7 |
| Dauphin | Dauphin | 7 |
| Starbuck | Starbuck | 7 |
| Steinbach | Steinbach | 7 |
Plus 136 smaller exchange areas.
Source: CNAC, CO code status of Oct 23, 2026.
NANPA record
- Location
- Manitoba
- Assigned by NANPA
- July 28, 2010
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-592, PL-584, PL-435, PL-433, PL-419
Source: NANPA, NPA database of Oct 24, 2026.
Is 431 running out of numbers?
Previous forecast (October 2025): 2040, moved earlier by 5 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 431 prefixes
The five largest of 20 original holders
As listed by CNAC, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Bell Mobility | 120 21% | |
| Telus Mobility | 59 10% | |
| Bell West Inc. | 54 9% | |
| Rogers Communications Canada Inc. (Wireless) | 54 9% | |
| Iristel Inc. | 51 9% |
Source: CNAC, CO code status of Oct 23, 2026.
Questions about area code 431
What area code is 431?
A Manitoba area code in Canada, in service since November 3, 2012.
Where is 431 area code, and what time zone is it in?
Winnipeg, MB; Central Time; UTC-5 all year from Nov 1, 2026.
Why am I getting spam calls from 431?
228 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 431 get a new area code?
NANPA forecasts exhaust in 3Q 2035; no relief planning listed.