yes, you are right! just cell phones and VoIP,also SIP providers!
Typically, no. You pay for your service package a month in advance, and pay your per-minute charges after you incurred them. The whole service contract business is due to the fact that wireless companies need to guarantee a return on you getting a ch...
Well depending on where you live, Cricket it always Good, Awesome Phones, and UNLIMTED EVERYTHING!!! for $40 a month NO CONTRACTS!! and anyone over 13 can sign up themselves.