USPS free shipping to USA only + International Shipping

[pravin_bluebird]

Hello all,
i want to have free shipping to US only.
Any one can help me how to configure the usps.
I am using usps4

One more question.
If i select other country than USA it shown "'Priority Mail International "

even after i have selected more options from Shipping Configuration.
Any help will be greatly appreciated.

thanks