| Prefix | City |
|---|---|
| 431-210 | Brandon |
| 431-222 | Winnipeg |
| 431-225 | Holland |
| 431-226 | Bissett |
| 431-227 | Easterville |
| 431-228 | Grand Beach |
| 431-229 | The Pas |
| 431-230 | Cross Lake |
| 431-231 | Oxford House |
| 431-232 | Churchill |
| 431-233 | Saint Rose Du Lac |
| 431-234 | Killarney |
| 431-235 | Hamiota |
| 431-236 | Deloraine |
| 431-251 | Portage La Prairie |
| 431-281 | Bowsman |
| 431-282 | Strathclair |
| 431-283 | Riverton |
| 431-284 | Manitou |
| 431-285 | Sundance |
| 431-321 | Clear Lake |
| 431-432 | Brandon |
| 431-433 | Winnipeg |
| 431-483 | Brandon |
| 431-484 | Selkirk |
| 431-485 | Winnipeg |
| 431-641 | Gimli |
| 431-645 | Cromer |
| 431-800 | Winnipeg |
| 431-944 | Winnipeg |
| 431-999 | Winnipeg |