GET YOUR MOBILE UNLOCKED!   WHEREVER YOU ARE IN THE WORLD!
If you want your mobile phone to  be unlocked you can get it done easily and legally for you just by requesting a text message from this company
Click here on Unique Phones

Once it´s unlocked, you can then buy a SIM card in the country you´re in, and use the local mobile service -you don´t need to buy a new phone!
 
If you REALLY want to save money though phoning people all over the world, Skype could be the answer, as you can then make Voice Over Internet Protocol - known as VOIP - calls, for next to nothing USING YOUR COMPUTER! You can even get your own phone number on Skype which is the same as an ordinary phone number wherever you choose it, and get incoming calls, AND VOICEMAIL when you´re not there to answer or when your pc is switched off! You could be driving your motorhome around or hacking through the jungle, and afterwards all your incoming calls will be there for you from your nearest and dearests on all corners of the globe! For next to nothing! In fact some calls via Skype are completely free! Have a look for yourself and see all the things you can do with it. It does need a broadband connection though to work best. You can also do video calls with it and SEE who you're talking to!
Skype make it all very easy, just click and see