Customer Service
and Support
Our Horizon Support Team is friendly, knowledgeable, motivated and have the
skills to help Horizon keep you going.
Hours of Operation
Monday to Friday – 9:00 am
to 5:00 pm (Eastern Time)
Inquiries will be responded in the order in which
they are received.
Phone: 1-800-268-7070 ext. 234
Local Phone: 416-964-9415 ext 234
Email: Support@DiscoverHorizon.com
Please be aware that Horizon web servers are monitored
24hrs a day, 7 days a week without fail. Any anomalies
are reported immediately for diagnostics and resolution.
If for any reason you are unable to access your account,
please try the following: