Everything about your current phone stays the same: number, plan, carrier, and so-forth.
Spikko backs onto your current network.
That is, you will a local call and the international number is routed through Spikko.
If you are using the app to dial:
- You will have a number of Caller ID options, including your regular phone number.
If you are not using the app to dial:
- If you do not have a local number in the country you are calling, your regular Caller ID will appear.