- CARM Client Support Services Help Desk:1-800-461-9999.
- CRA Business Phone Line:1-800-959-5525
| Mail your return to: | For individuals who live in the following countries, provinces, territories, or areas of Ontario as shown below: |
|---|---|
| Winnipeg Tax Centre Post Office Box 14001, Station Main Winnipeg MB R3C 3M3 Canada Fax: 204-984-5164 | USA, United Kingdom, France, Netherlands, or Denmark Alberta, British Columbia, Manitoba, Saskatchewan, Northwest Territories, Nunavut, or Yukon Ontario: Belleville, Hamilton, Kingston, Kitchener, Waterloo, London, Ottawa, Peterborough, St. Catharines, Thunder Bay, or Windsor |
| Sudbury Tax Centre 1050 Notre Dame Avenue Sudbury ON P3A 5C2 Canada Fax: 705-671-3994 and 1-855-276-1529 | Countries other than the USA, United Kingdom, France, Netherlands, or Denmark New Brunswick, Newfoundland and Labrador, Nova Scotia, Prince Edward Island, or Quebec Ontario: Barrie, Sudbury, or Toronto |