Say you grew up in Omaha: with voice-over IP [Internet telephony] you could get a local phone number in Omaha that connects over the Internet to ring an IP phone plugged into the wall in your house in California.

• 假设你老家在美国奥马哈，只要透过网际网路电话，你就可以在奥马哈当地申请一个电话号码，然后透过网际网路，拨打加州家里插在墙上的网路电话。