Walmart has several different kinds. The bag I bought has the pad and several other things that will come in handy. It was less then 25 dollars
Babies r us.I got it for my bb shower!
I got one from babies r us.
I bought mines online at carters.com
Burlington coat factory, walmart. I've seen some at Ross, Marshall's etc.
I found the cutest one at kmart for 16$ it had changeing pad when I got home I realized it matched some baby stuff my friend had gotton me:)
My sister got me one at Fred Meyer.... But you could check target or online like eBay or amazon.