Cheap Unlimited calls to Guinea for just 46.0485 ¢ per minute with no contracts or hidden charges. Phone Guinea for less with iTalkWorld — Signup Now. iTalkWorld is Cheaper than your calling Card. How to Place Cheap Calls to Guinea ? 1) Local Access Numbers Check List of Countries 2) PC and Mobile Apps From Anywhere in world, for PC Dialer Click here for Mobile Dialer Click here