Comcast SportsNet (or CSN) is a group of regional sports networks. The group is primarily owned by the Comcast cable television company.

FSN Detroit (formerly known as Fox Sports Net Detroit) is a regional sports network that covers local sports teams in the state of Michigan. It is available in all of Michigan, northeast Indiana, northwest Ohio, some portions of northeast Wisconsin and nationwide via satellite. The control room for the network is located in Houston, Texas, and the FSN Detroit studios were based out of the FSN Northwest facility in Bellevue, Washington, until the decision to eliminate the studio show, and air shows from the venue, in which the featured team is playing.

FSN Midwest is a regional cable sports network that operates in all or parts Missouri, Illinois, Iowa, Indiana, Kentucky, Nebraska and Kansas. FSN Midwest began in the late-1980s as Prime Sports Midwest, which then was seen mainly in Indiana, before moving westward in 1994. It changed its name to Fox Sports Midwest on November 1, 1996, then to Fox Sports Net Midwest in 1999, before going with its current name in July 2004. Kanasas City Royals broadcasts will return to FSN Midwest in the Kansas City market beginning in 2008.

FSN North is a regional sports network serving Minnesota, Wisconsin, northern Iowa, Upper Michigan along the Wisconsin border and the eastern parts of North Dakota and South Dakota. FSN North has three separate feeds: the "metro" feed which is broadcast to the Twin Cities and surrounding areas; the "outstate" feed which is seen in the rest of Minnesota, North and South Dakota, Iowa, extreme western Wisconsin, and DBS subscribers; and the "Wisconsin" feed which serves that state, excepting the western counties within the Twin Cities DMA.

FSN Wisconsin is a regional sports network serving the state of Wisconsin. Originally the "Wisconsin" sub-feed of FSN North, the network officially became FSN Wisconsin on April 1, 2007 with its own feed originating from the studios of Milwaukee's Fox O&O WITI (Channel 6). FSN Wisconsin is an owned and operated affiliate of FOX Sports Net.