But if you travel to more countries and spend only some time there, it less convenient to juggle more SIM cards and the cost is likely to be detrimental to the purpose. Do you know about most countries in this area have nano sims? As an alternative, I thought about selling my iPhone and buying a cheaper normal size smartphone. Becky Johnson September 20, 2015 at 12:43 PM We had the easy option (postpaid) family plan with T-Mobile for years and used free international text and data in Australia, New Zealand and Canada. If you get a free or discounted smartphone when you sign up for a service contract, there is a chance that your network will be blocked (especially for Americans). The easiest time and place to get your smartphone to read for Asia is one of many mobile phone kiosks or counters to reach after arriving at the airport. The only thing that separates you from this summer vacation to Mexico or the Bahamas or South of France is your flight ticket and set up your phone to come with you. Blu 4g Lte Unlocked Phones here. Alternatively, you can unlock your phone through a live chat with a T-Mobile customer representative or by calling 611 from a T-Mobile device or 1-877-746-0909 from any other phone. Unlock Iphone Com. Although it is clearly the cheapest and easiest way to avoid an Asian mobile phone, it means you do not have local phone numbers that you can give to new friends, businesses, etc. Even if you do not unlock your SIM card, you must call before leaving the country and adding international call functionality on your phone (there is no data volume depending on factors such as the type of phone, resolution and size of the pictures and videos). as you upload or download, and near the cell towers.