Where can I get a mouthguard?
Any sports store, Wal-Mart, Target, Kmart,
If you're looking for one to play sports you can find them at most sporting good stores like Big 5 of whatever sporting goods store is closes too you. However, if you need one for at night to help teeth grinding, you should see your dentist for that.
If u want mouthgaurd for sports er somthing then they have them at all sports stores.
Sports authority or the nike store
Anywhere that sells sporting goods. Walmart sells them too
any sports store. or walmart, fred meyer, places like that
Dicks sporting goods
Dicks or academy
Any sport store:D