They're known as pay-as-you-go plans, meaning your prepaid bill is paid before the monthly cycle rather than at the end.

Here’s how it works. You'll always know how much your wireless service costs with the best prepaid phone plan. You pay a set amount at the beginning of each month and get a set amount of data in ...

AT&T, one of the largest carriers in the United States, offers a range of postpaid and prepaid phone plans to suit varied budgets. Yet, if you've been on the same AT&T plan for a few years, you've ...