CJCL (FAN 590) in Toronto is on the Bills network, and the Lions network includes CJBK 1290 in London, Ontario. CJBK also carries the Red Wings; there are no Pistons or Tigers affiliates in Canada at the moment.
The Tigers were last on CJBK in the 2008 season. Starting in 2009 the Jays moved from CFPL 980 to CJBK.
In terms of Canadian teams being carried on American radio, the Sault Ste. Marie Greyhounds hockey team has been carried on WSUE 101.3 since 2009, after 15 years on CJQM 104.3 on the Canadian side. At one time they Greyhounds were on WKNW 1400.