Domestic Shipping Rates for media mail are $3.50 and $1 for each extra. Priority Mail is $7 and $1 for each extra.
International Shipping Rates are $15 for first + $3 for each additional. This includes UK, Europe, Japan, Austrialia, South America, Etc.
Canada is: $12 for first and $1.50 for each extra Lp/12"/10"