You can recycle natural cork from wine and champagne bottles by sending them to the following location:

Wine Cork Recycling

Wine corks can be can be taken to Whole Foods Market at 3313 University AV. for recycling.

Another option is,

Yemm & Hart Ltd
610 South Chamber Dr
Fredericktown, MO 63645

Note: Do not send plastic bottle wine stoppers and other non cork material.