The Radio Operator Certificate Service Centre can be contacted at the following address:
Innovation, Science and Economic Development Canada
Radio Operator Certificate Service Centre (ROCSC)
2 Queen St E
Sault Ste Marie ON P6A 1Y3
Email: spectrumcertificates-certificatsduspectre@ised-isde.gc.ca
Telephone: 1-877-604-7493 or 705-941-2001
Fax: 1-877-604-7491 or 705-941-4607
Hours of Operation: 8:30 a.m. to 4:30 p.m. (Eastern time)