MONTREAL – Cogeco Cable is extending its digital phone service to non-high speed Internet customers in Burlington, Oakville, and Windsor, Ont. The VOIP service was launched on June 8 but was initially available only to customers who also subscribed to Cogeco’s high speed internet connection. The service was so popular, though, that the company decided to offer it on a standalone basis. Residents in neighbourhoods served by Cogeco in the three Ontario cities can subscribe only to the VOIP starting at $54.99 a month. Those with a Cogeco high speed connection or cable television subscription will pay $49.99 a month...