posted this on April 07, 2011 17:54
If you're seeing an error that your Facebook account is already linked to another Foursquare account, please open a support ticket and send us*:
1. a link to your Facebook profile page
2. a link to the Foursquare profile you're trying to connect
Note: you can only link personal Facebook accounts to Foursquare, not fan pages or group pages.
*When opening a support ticket, you may be prompted to log into our support site. Please use your Foursquare login information.*
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