T-Mobile is offering 4-Line Family Plan, which includes unlimited talk, text and 4G LTE data per line for $150 per month, that comes out to just $40 per line. And if you need addition lines, they’re just $30 each, up to a total of 12 lines.
This is a no-contract plan and will not incur any data overage fees. On plans that don’t have unlimited 4G data, you can opt to pay for more data at 4G speeds when you have reached you allotment or speeds will be slowed until your next billing cycle. All unused data at 4G speeds will be carried over to your next billing cycling for use and will be available for up-to one year. Plus, get unlimited calling to Mexico and Canada from the U.S. for FREE. And access to your 4G LTE data and unlimited calling and texting when you’re in Mexico and Canada, just like in the U.S. If your travels take you beyond North America, T-Mobile also gives you unlimited data and texting in 140+ countries and destinations, all at no extra charge.