Unlimited world calling in skype.
http://www.skype.com/intl/en/prices/subscriptions/unlimited-worldYou can call from your computer or smart phone using 3g/4g or wifi internet. Just check your app store on your smart phone. I think skype also has local numbers you can call and type in a pin to forward your call to a certain number. (In case your traveling...)
Easiest way is login to your skype through the link and select paypal as the authorize payment.
Follow the paypal instructions and you then will be forwarded to skype.
You should now have the unlimited calling for a month and paypal billing agreement.
Then go here and cancel the agreement: Or login on paypal > Profile > My Money > My Preapproved Payments (update) > find skype > cancel
https://www.paypal.com/cgi-bin/customerprofileweb?cmd=_manage-paylistThere. free skype world and the contract is canceled.
One month of free unlimited calls, worth $13
Unlimited calls3 to landlines and mobiles in
Canada
Guam
Hong Kong S.A.R., China
Puerto Rico
Singapore
Thailand
United States
Unlimited calls3 to landlines only
Argentina
Australia
Austria
Belgium
Chile
Croatia
Czech Republic
Denmark
Estonia
Finland
France
Germany
Greece
Hungary
Ireland
IsraelItaly
Japan
Korea, South
Luxembourg
Malaysia
Netherlands
New Zealand
Norway
Poland
Portugal
Russia (Moscow and St.Petersburg only)
Slovakia
Spain
Sweden
Switzerland
Taiwan
United Kingdom
Venezuela
1 A fair usage policy applies. Excludes special, premium and non-geographic numbers.
2 Trial must be redeemed by 15/11/2012. Offer available only to existing Skype users who have been registered with Skype more than 29 days. To qualify for the offer, you must provide valid payment details. After the first month, your subscription will automatically continue and payments will be taken monthly unless you cancel within 27 days of the start date. Only one free Unlimited World subscription can be claimed per customer. Offer not available in China, Korea, Russia or Taiwan.
3 Calls to mobiles and landlines in these countries: Canada, Guam, Hong Kong S.A.R. China, Puerto Rico, Singapore, Thailand and United States.
4 Calls to landlines in these countries: Argentina, Australia, Austria, Belgium, Chile, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Israel, Italy, Japan, South Korea, Luxembourg, Malaysia, Netherlands, New Zealand, Norway, Poland, Portugal, Russia (Moscow and St. Petersburg only), Slovakia, Spain, Sweden, Switzerland, Taiwan, United Kingdom and Venezuela.