You tell your family and friends to call your mobile number in international format. Your family and friends need to be using Boogo to call you.
For example, UK number 01211111111, drop the 0 = 441211111111 in international format.
44 is the United Kingdom country code.
For all international country codes, please visit.....http://countrycode.org/
If you want family and friends to call you from any phone, you need to purchase a local Call In number.