What site is the best for subscribing teen magazines safely? Without phishing?!

What site is the best for subscribing teen magazines safely? Without phishing?

I want to subscribe magazines like Popstar or M but I don't know which is safe wich one is best for your experiance and why? I tried to do some but I need international ones.

4 months ago
Okay, I tried going and put all the info but they denied me. They said that the credit card number did not allow U.S. banking or something. What should I do? Please tell me!

u can order directly from their websites like

Seventeen - www.seventeen.com
CosmoGirl! - www.cosmogirl.com
Popstar! - www.popstaronline.com
M! - mmm-mag.hollywood.com
Teen - www.teenmag.com
Teen People - www.teenpeople.com
Teen Vogue - www.teenvogue.com