If you are talking 'Buffalo' style they are between 1-3 point each with skin. For example Domino's bakes theirs and they are 1 point each, however, Hooter's are 3-4 points each because they are breaded and fried.
The sauce is usually 1/2 butter and 1/2 hot sauce and that adds points also.
and USDA Database
will help out a lot on finding values.