Free phone calls with Calling America
http://callingamerica.com/

Make free phone calls! Call the US and Canada without any installation required. Each call can take up to 15 minutes.

Most mobile phone providers in the UK still charge their users for calls to 0800, 0808 and 0500 numbers. 0800Buster lets you call these numbers using your mobile’s inclusive minutes, by providing you with a UK landline number to dial instead.

Call 0800, 0808 & 0500 Numbers Free* From Your Mobile Most mobile phone providers in the UK still charge their users for calls to 0800, 0808 and 0500 numbers. 0800Buster lets you call these numbers using your mobile’s inclusive minutes, by providing you with a UK landline number to dial instead. No registration or set-up is necessary, and the service is completely free*. Just dial 01209 63 0800, enter the full free-phone number you want to call at the prompt, then press #—it’s that simple!

Call 0800, 0808 & 0500 Numbers Free* From Your Mobile

0800 mobile dodge

01250820800p0800123456#

Learn how to use Gizmo 5 and Google Voice to easily make and receive free calls (pair with an ATA device, and be able to call using your home's land line!)

Use Gizmo5 for free calls with Google Voice

free calls

notes for using cell, data, internet, chat, when traveling abroad

NYT one bests the local SIM card solution I used in Italy with Skype In/Out workaround. http://tr.im/hOz0 [from http://twitter.com/prestons/statuses/1392222495]