To help out those that want to know where else they can use those pesky stores cards, lets put our heads together and list cards that can be used in multiple places!
Walmart Credit Card - Walmart, Sam's Club
Sam's Club Credit Card - Sam's Club, Walmart
Victoria's Secret Credit Card - Victoria's Secret, Bath & Body Works (Possibly), The Limited (Maybe?)
JC Penney - JC Penney, CVS
Sears - Sears, Kmart, Lands' End
Old Navy Credit Card - Old Navy, Gap, Piperlime, Banana Republic, Athleta
Gap Credit Card - Gap, Old Navy, Piperlime, Banana Republic, Athleta
Banana Republic Credit Card - Banana Republic, Gap, Old Navy, Piperlime, Athleta
Piperlime Credit Card - Piperlime, Gap, Old Navy, Banana Republic, Athleta
TXJ Rewards - TJ Maxx, Marshalls, and HomeGoods
Wal-Mart can be used at Sam's and vice versa. But like duh. Who don't know that? 
@jsucool76 wrote:
Lets go!
Walmart Credit Card - Walmart, Sam's Club
Sam's Club Credit Card - Sam's Club, Walmart
Victoria's Secret Credit Card - Victoria's Secret, Bed Bath And Beyond, (Possibly) The Limited
JC Penney - JC Penney, CVS
Sears - Sears, Kmart, Lands' End
Old Navy Credit Card - Old Navy, Gap, Piperlime, Banana Republic, Athleta
Gap Credit Card - Gap, Old Navy, Piperlime, Banana Republic, Athleta
Banana Republic Credit Card - Banana Republic, Gap, Old Navy, Piperlime, Athleta
Piperlime Credit Card - Piperlime, Gap, Old Navy, Banana Republic, Athleta
added one to the ON section
@baller4life wrote:
@PandiferBear wrote:I thought VS could be used at Bath & Body Works. Can it be used at Bed Bath & Beyond, too?
That is correct. It IS Bath and Body Works
this is interesting....are they owned by the same company?
Linensource CC (Shopping Cart Trick) 
(Comenity Bank)
Linensource shows associations in total for 13 stores you can shop online for. I don't know exactly which one's are crossovers but some are.